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Finding the Fourth Proportional to 64,169.82, 96,253.92 and 22,080.60

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Solution

The fourth proportional to 64,169.82, 96,253.92 and 22,080.60 is: 33,120.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,169.82 : 96,253.92 = 22,080.60 : x
  2. Step 2: Convert to fraction form
    64,169.82/96,253.92 = 22,080.60/x
  3. Step 3: Cross multiply
    64,169.82x = 96,253.92 × 22,080.60
  4. Step 4: Simplify right side
    64,169.82x = 2,125,344,305.95
  5. Step 5: Solve for x
    x = 2,125,344,305.95/64,169.82
  6. Step 6: Final answer
    x = 33,120.62

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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.