Finding the Fourth Proportional to 93.34, 139.89 and 50.50

Step by Step Solution

1. Step 1: Write the proportion equation
   93.34 : 139.89 = 50.50 : x
2. Step 2: Convert to fraction form
   93.34/139.89 = 50.50/x
3. Step 3: Cross multiply
   93.34x = 139.89 × 50.50
4. Step 4: Simplify right side
   93.34x = 7,064.45
5. Step 5: Solve for x
   x = 7,064.45/93.34
6. Step 6: Final answer
   x = 75.69