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Finding the Fourth Proportional to 89,854.88, 123,997.70 and 49,572.48

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Solution

The fourth proportional to 89,854.88, 123,997.70 and 49,572.48 is: 68,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,854.88 : 123,997.70 = 49,572.48 : x
  2. Step 2: Convert to fraction form
    89,854.88/123,997.70 = 49,572.48/x
  3. Step 3: Cross multiply
    89,854.88x = 123,997.70 × 49,572.48
  4. Step 4: Simplify right side
    89,854.88x = 6,146,873,503.30
  5. Step 5: Solve for x
    x = 6,146,873,503.30/89,854.88
  6. Step 6: Final answer
    x = 68,408.90

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