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Finding the Fourth Proportional to 62,438, 93,657.09 and 25,502

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Solution

The fourth proportional to 62,438, 93,657.09 and 25,502 is: 38,253.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,438 : 93,657.09 = 25,502 : x
  2. Step 2: Convert to fraction form
    62,438/93,657.09 = 25,502/x
  3. Step 3: Cross multiply
    62,438x = 93,657.09 × 25,502
  4. Step 4: Simplify right side
    62,438x = 2,388,443,109.18
  5. Step 5: Solve for x
    x = 2,388,443,109.18/62,438
  6. Step 6: Final answer
    x = 38,253.04

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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.