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Finding the Fourth Proportional to 71,952.64, 99,304.42 and 41,337.70

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Solution

The fourth proportional to 71,952.64, 99,304.42 and 41,337.70 is: 57,051.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,952.64 : 99,304.42 = 41,337.70 : x
  2. Step 2: Convert to fraction form
    71,952.64/99,304.42 = 41,337.70/x
  3. Step 3: Cross multiply
    71,952.64x = 99,304.42 × 41,337.70
  4. Step 4: Simplify right side
    71,952.64x = 4,105,016,322.63
  5. Step 5: Solve for x
    x = 4,105,016,322.63/71,952.64
  6. Step 6: Final answer
    x = 57,051.64

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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.