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Finding the Fourth Proportional to 64,167.36, 88,552.92 and 35,872.96

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Solution

The fourth proportional to 64,167.36, 88,552.92 and 35,872.96 is: 49,505.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,167.36 : 88,552.92 = 35,872.96 : x
  2. Step 2: Convert to fraction form
    64,167.36/88,552.92 = 35,872.96/x
  3. Step 3: Cross multiply
    64,167.36x = 88,552.92 × 35,872.96
  4. Step 4: Simplify right side
    64,167.36x = 3,176,655,357.04
  5. Step 5: Solve for x
    x = 3,176,655,357.04/64,167.36
  6. Step 6: Final answer
    x = 49,505.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.