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Finding the Fourth Proportional to 64,456.42, 96,685.87 and 22,337.87

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Solution

The fourth proportional to 64,456.42, 96,685.87 and 22,337.87 is: 33,507.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,456.42 : 96,685.87 = 22,337.87 : x
  2. Step 2: Convert to fraction form
    64,456.42/96,685.87 = 22,337.87/x
  3. Step 3: Cross multiply
    64,456.42x = 96,685.87 × 22,337.87
  4. Step 4: Simplify right side
    64,456.42x = 2,159,756,394.90
  5. Step 5: Solve for x
    x = 2,159,756,394.90/64,456.42
  6. Step 6: Final answer
    x = 33,507.23

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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.