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Finding the Fourth Proportional to 90,113.58, 124,351.71 and 49,824.92

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Solution

The fourth proportional to 90,113.58, 124,351.71 and 49,824.92 is: 68,755.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,113.58 : 124,351.71 = 49,824.92 : x
  2. Step 2: Convert to fraction form
    90,113.58/124,351.71 = 49,824.92/x
  3. Step 3: Cross multiply
    90,113.58x = 124,351.71 × 49,824.92
  4. Step 4: Simplify right side
    90,113.58x = 6,195,813,380.85
  5. Step 5: Solve for x
    x = 6,195,813,380.85/90,113.58
  6. Step 6: Final answer
    x = 68,755.60

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