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Finding the Fourth Proportional to 64,251.84, 96,488.01 and 39,437.58

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Solution

The fourth proportional to 64,251.84, 96,488.01 and 39,437.58 is: 59,224.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,251.84 : 96,488.01 = 39,437.58 : x
  2. Step 2: Convert to fraction form
    64,251.84/96,488.01 = 39,437.58/x
  3. Step 3: Cross multiply
    64,251.84x = 96,488.01 × 39,437.58
  4. Step 4: Simplify right side
    64,251.84x = 3,805,253,613.42
  5. Step 5: Solve for x
    x = 3,805,253,613.42/64,251.84
  6. Step 6: Final answer
    x = 59,224.04

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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.