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Finding the Fourth Proportional to 152,737.92, 229,179.78 and 73,808.28

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Solution

The fourth proportional to 152,737.92, 229,179.78 and 73,808.28 is: 110,747.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,737.92 : 229,179.78 = 73,808.28 : x
  2. Step 2: Convert to fraction form
    152,737.92/229,179.78 = 73,808.28/x
  3. Step 3: Cross multiply
    152,737.92x = 229,179.78 × 73,808.28
  4. Step 4: Simplify right side
    152,737.92x = 16,915,365,372.58
  5. Step 5: Solve for x
    x = 16,915,365,372.58/152,737.92
  6. Step 6: Final answer
    x = 110,747.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.