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Finding the Fourth Proportional to 76,906.60, 115,359.90 and 24,332.20

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Solution

The fourth proportional to 76,906.60, 115,359.90 and 24,332.20 is: 36,498.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,906.60 : 115,359.90 = 24,332.20 : x
  2. Step 2: Convert to fraction form
    76,906.60/115,359.90 = 24,332.20/x
  3. Step 3: Cross multiply
    76,906.60x = 115,359.90 × 24,332.20
  4. Step 4: Simplify right side
    76,906.60x = 2,806,960,158.78
  5. Step 5: Solve for x
    x = 2,806,960,158.78/76,906.60
  6. Step 6: Final answer
    x = 36,498.30

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