The wholesale cost can be regarded as 100%.
After a markup of 130% the retail price is equivalent to 230% (100 + 130) of the wholesale cost.
If the retail price = 213.90 then the wholesale price = 100 x (213.90/230) = $93.00
After a markup of 130% the retail price is equivalent to 230% (100 + 130) of the wholesale cost.
If the retail price = 213.90 then the wholesale price = 100 x (213.90/230) = $93.00