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Finding the Fourth Proportional to 62,205.53, 85,834.98 and 36,712.96

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Solution

The fourth proportional to 62,205.53, 85,834.98 and 36,712.96 is: 50,658.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,205.53 : 85,834.98 = 36,712.96 : x
  2. Step 2: Convert to fraction form
    62,205.53/85,834.98 = 36,712.96/x
  3. Step 3: Cross multiply
    62,205.53x = 85,834.98 × 36,712.96
  4. Step 4: Simplify right side
    62,205.53x = 3,151,255,972.75
  5. Step 5: Solve for x
    x = 3,151,255,972.75/62,205.53
  6. Step 6: Final answer
    x = 50,658.78

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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.