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Finding the Fourth Proportional to 64,382.52, 96,593.88 and 28,873.60

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Solution

The fourth proportional to 64,382.52, 96,593.88 and 28,873.60 is: 43,319.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,382.52 : 96,593.88 = 28,873.60 : x
  2. Step 2: Convert to fraction form
    64,382.52/96,593.88 = 28,873.60/x
  3. Step 3: Cross multiply
    64,382.52x = 96,593.88 × 28,873.60
  4. Step 4: Simplify right side
    64,382.52x = 2,789,013,053.57
  5. Step 5: Solve for x
    x = 2,789,013,053.57/64,382.52
  6. Step 6: Final answer
    x = 43,319.41

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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.