4 isp Load balance NTH

Can any one change this role to four ISP"IN" and one ether “OUT”


/ ip address
add address=192.168.0.1/24 network=192.168.0.0 broadcast=192.168.0.255 interface=Local 
add address=10.111.0.2/24 network=10.111.0.0 broadcast=10.111.0.255 interface=wlan2
add address=10.112.0.2/24 network=10.112.0.0 broadcast=10.112.0.255 interface=wlan1

/ ip firewall mangle
add chain=prerouting src-address-list=odd in-interface=Local action=mark-connection \
  new-connection-mark=odd passthrough=yes 
add chain=prerouting src-address-list=odd in-interface=Local action=mark-routing \
  new-routing-mark=odd passthrough=no
add chain=prerouting src-address-list=even in-interface=Local action=mark-connection \
  new-connection-mark=even passthrough=yes 
add chain=prerouting src-address-list=even in-interface=Local action=mark-routing \
  new-routing-mark=even passthrough=no
add chain=prerouting in-interface=Local connection-state=new nth=2,1 \ 
    action=mark-connection new-connection-mark=odd passthrough=yes
add chain=prerouting in-interface=Local action=add-src-to-address-list \
  address-list=odd address-list-timeout=1d connection-mark=odd passthrough=yes 
add chain=prerouting in-interface=Local connection-mark=odd action=mark-routing \ 
    new-routing-mark=odd passthrough=no
add chain=prerouting in-interface=Local connection-state=new nth=2,2 \ 
    action=mark-connection new-connection-mark=even passthrough=yes
add chain=prerouting in-interface=Local action=add-src-to-address-list \
  address-list=even address-list-timeout=1d connection-mark=even passthrough=yes 
add chain=prerouting in-interface=Local connection-mark=even action=mark-routing \ 
    new-routing-mark=even passthrough=no

/ ip firewall nat 
add chain=srcnat out-interface=wlan1 action=masquerade
add chain=srcnat out-interface=wlan2 action=masquerade

/ ip route 
add dst-address=0.0.0.0/0 gateway=10.111.0.1 scope=255 target-scope=10 routing-mark=odd
add dst-address=0.0.0.0/0 gateway=10.112.0.1 scope=255 target-scope=10 routing-mark=even 
add dst-address=0.0.0.0/0 gateway=10.112.0.1 scope=255 target-scope=10

please post a diagram of the current setup and how you would like it changed