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Finding the Fourth Proportional to 64,221.59, 96,340.59 and 24,789.98

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Solution

The fourth proportional to 64,221.59, 96,340.59 and 24,789.98 is: 37,188.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,221.59 : 96,340.59 = 24,789.98 : x
  2. Step 2: Convert to fraction form
    64,221.59/96,340.59 = 24,789.98/x
  3. Step 3: Cross multiply
    64,221.59x = 96,340.59 × 24,789.98
  4. Step 4: Simplify right side
    64,221.59x = 2,388,281,540.14
  5. Step 5: Solve for x
    x = 2,388,281,540.14/64,221.59
  6. Step 6: Final answer
    x = 37,188.14

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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.