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Finding the Fourth Proportional to 168,046.92, 252,089.88 and 55,737

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Solution

The fourth proportional to 168,046.92, 252,089.88 and 55,737 is: 83,611.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,046.92 : 252,089.88 = 55,737 : x
  2. Step 2: Convert to fraction form
    168,046.92/252,089.88 = 55,737/x
  3. Step 3: Cross multiply
    168,046.92x = 252,089.88 × 55,737
  4. Step 4: Simplify right side
    168,046.92x = 14,050,733,641.56
  5. Step 5: Solve for x
    x = 14,050,733,641.56/168,046.92
  6. Step 6: Final answer
    x = 83,611.97

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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.