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Finding the Fourth Proportional to 62,530.62, 93,752.19 and 31,348.86

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Solution

The fourth proportional to 62,530.62, 93,752.19 and 31,348.86 is: 47,001.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,530.62 : 93,752.19 = 31,348.86 : x
  2. Step 2: Convert to fraction form
    62,530.62/93,752.19 = 31,348.86/x
  3. Step 3: Cross multiply
    62,530.62x = 93,752.19 × 31,348.86
  4. Step 4: Simplify right side
    62,530.62x = 2,939,024,279.00
  5. Step 5: Solve for x
    x = 2,939,024,279.00/62,530.62
  6. Step 6: Final answer
    x = 47,001.36

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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.