In this task, you are given a list. This list contains many lists of integers. The list is several items written within a []. Your task is to find the maximum number among the members of each inner list. The output should be a list comprised of the maximums with the same order as the internal lists.
[[73, -66, 56, -18, -153, 50], [22, -148, -15, -170], [-200, 76, -181], [-3, -118]]