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Finding the Fourth Proportional to 52,737.65, 72,766.68 and 31,234.14

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Solution

The fourth proportional to 52,737.65, 72,766.68 and 31,234.14 is: 43,096.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,737.65 : 72,766.68 = 31,234.14 : x
  2. Step 2: Convert to fraction form
    52,737.65/72,766.68 = 31,234.14/x
  3. Step 3: Cross multiply
    52,737.65x = 72,766.68 × 31,234.14
  4. Step 4: Simplify right side
    52,737.65x = 2,272,804,670.46
  5. Step 5: Solve for x
    x = 2,272,804,670.46/52,737.65
  6. Step 6: Final answer
    x = 43,096.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.