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Finding the Fourth Proportional to 62,235.59, 85,892.83 and 38,031.58

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Solution

The fourth proportional to 62,235.59, 85,892.83 and 38,031.58 is: 52,488.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,235.59 : 85,892.83 = 38,031.58 : x
  2. Step 2: Convert to fraction form
    62,235.59/85,892.83 = 38,031.58/x
  3. Step 3: Cross multiply
    62,235.59x = 85,892.83 × 38,031.58
  4. Step 4: Simplify right side
    62,235.59x = 3,266,639,671.68
  5. Step 5: Solve for x
    x = 3,266,639,671.68/62,235.59
  6. Step 6: Final answer
    x = 52,488.29

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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.