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Finding the Fourth Proportional to 71,952.39, 99,294.37 and 41,743.54

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Solution

The fourth proportional to 71,952.39, 99,294.37 and 41,743.54 is: 57,606.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,952.39 : 99,294.37 = 41,743.54 : x
  2. Step 2: Convert to fraction form
    71,952.39/99,294.37 = 41,743.54/x
  3. Step 3: Cross multiply
    71,952.39x = 99,294.37 × 41,743.54
  4. Step 4: Simplify right side
    71,952.39x = 4,144,898,505.87
  5. Step 5: Solve for x
    x = 4,144,898,505.87/71,952.39
  6. Step 6: Final answer
    x = 57,606.13

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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.