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Finding the Fourth Proportional to 64,251.40, 96,377.10 and 22,702.60

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Solution

The fourth proportional to 64,251.40, 96,377.10 and 22,702.60 is: 34,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,251.40 : 96,377.10 = 22,702.60 : x
  2. Step 2: Convert to fraction form
    64,251.40/96,377.10 = 22,702.60/x
  3. Step 3: Cross multiply
    64,251.40x = 96,377.10 × 22,702.60
  4. Step 4: Simplify right side
    64,251.40x = 2,188,010,750.46
  5. Step 5: Solve for x
    x = 2,188,010,750.46/64,251.40
  6. Step 6: Final answer
    x = 34,053.90

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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.