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Finding the Fourth Proportional to 64,500.67, 96,743.70 and 22,372.97

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Solution

The fourth proportional to 64,500.67, 96,743.70 and 22,372.97 is: 33,556.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,500.67 : 96,743.70 = 22,372.97 : x
  2. Step 2: Convert to fraction form
    64,500.67/96,743.70 = 22,372.97/x
  3. Step 3: Cross multiply
    64,500.67x = 96,743.70 × 22,372.97
  4. Step 4: Simplify right side
    64,500.67x = 2,164,443,785.92
  5. Step 5: Solve for x
    x = 2,164,443,785.92/64,500.67
  6. Step 6: Final answer
    x = 33,556.92

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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.