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Finding the Fourth Proportional to 64,278.92, 96,252.28 and 44,349.88

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Solution

The fourth proportional to 64,278.92, 96,252.28 and 44,349.88 is: 66,410.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,278.92 : 96,252.28 = 44,349.88 : x
  2. Step 2: Convert to fraction form
    64,278.92/96,252.28 = 44,349.88/x
  3. Step 3: Cross multiply
    64,278.92x = 96,252.28 × 44,349.88
  4. Step 4: Simplify right side
    64,278.92x = 4,268,777,067.73
  5. Step 5: Solve for x
    x = 4,268,777,067.73/64,278.92
  6. Step 6: Final answer
    x = 66,410.22

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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.