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Finding the Fourth Proportional to 63,697, 95,545.50 and 22,144

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Solution

The fourth proportional to 63,697, 95,545.50 and 22,144 is: 33,216

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,697 : 95,545.50 = 22,144 : x
  2. Step 2: Convert to fraction form
    63,697/95,545.50 = 22,144/x
  3. Step 3: Cross multiply
    63,697x = 95,545.50 × 22,144
  4. Step 4: Simplify right side
    63,697x = 2,115,759,552
  5. Step 5: Solve for x
    x = 2,115,759,552/63,697
  6. Step 6: Final answer
    x = 33,216

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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.