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Finding the Fourth Proportional to 72,519.25, 108,778.88 and 25,773.97

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Solution

The fourth proportional to 72,519.25, 108,778.88 and 25,773.97 is: 38,660.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,519.25 : 108,778.88 = 25,773.97 : x
  2. Step 2: Convert to fraction form
    72,519.25/108,778.88 = 25,773.97/x
  3. Step 3: Cross multiply
    72,519.25x = 108,778.88 × 25,773.97
  4. Step 4: Simplify right side
    72,519.25x = 2,803,663,589.75
  5. Step 5: Solve for x
    x = 2,803,663,589.75/72,519.25
  6. Step 6: Final answer
    x = 38,660.96

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