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Finding the Fourth Proportional to 62,249.46, 85,876.44 and 38,367.42

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Solution

The fourth proportional to 62,249.46, 85,876.44 and 38,367.42 is: 52,929.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,249.46 : 85,876.44 = 38,367.42 : x
  2. Step 2: Convert to fraction form
    62,249.46/85,876.44 = 38,367.42/x
  3. Step 3: Cross multiply
    62,249.46x = 85,876.44 × 38,367.42
  4. Step 4: Simplify right side
    62,249.46x = 3,294,857,441.58
  5. Step 5: Solve for x
    x = 3,294,857,441.58/62,249.46
  6. Step 6: Final answer
    x = 52,929.90

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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.