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Finding the Fourth Proportional to 103,631.30, 155,446.95 and 44,456.90

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Solution

The fourth proportional to 103,631.30, 155,446.95 and 44,456.90 is: 66,685.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,631.30 : 155,446.95 = 44,456.90 : x
  2. Step 2: Convert to fraction form
    103,631.30/155,446.95 = 44,456.90/x
  3. Step 3: Cross multiply
    103,631.30x = 155,446.95 × 44,456.90
  4. Step 4: Simplify right side
    103,631.30x = 6,910,689,511.46
  5. Step 5: Solve for x
    x = 6,910,689,511.46/103,631.30
  6. Step 6: Final answer
    x = 66,685.35

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