1996 Ford Aerostar please help I am very broke right now I

Shakes or Wobbles problem
1996 Ford Aerostar Engine Size unknown Wheel Drive Type unknown Automatic 130,00 miles

This car is going to be lent to me so i can get a job
i was ill for a bit
but it has problems
so i am scared to drive at night alone if it breaks down

it drive fine but
when you go 55 mph or more the steering wheel feels as if it moves over an inch and starts to shake alot

thank you so much if i had the cash i would donate right now

8)