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Finding the Fourth Proportional to 80,735.87, 121,025.25 and 38,605.02

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Solution

The fourth proportional to 80,735.87, 121,025.25 and 38,605.02 is: 57,869.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,735.87 : 121,025.25 = 38,605.02 : x
  2. Step 2: Convert to fraction form
    80,735.87/121,025.25 = 38,605.02/x
  3. Step 3: Cross multiply
    80,735.87x = 121,025.25 × 38,605.02
  4. Step 4: Simplify right side
    80,735.87x = 4,672,182,196.76
  5. Step 5: Solve for x
    x = 4,672,182,196.76/80,735.87
  6. Step 6: Final answer
    x = 57,869.97

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