Home / 132,381.49-182,687.68-71,952.27

Finding the Fourth Proportional to 132,381.49, 182,687.68 and 71,952.27

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Solution

The fourth proportional to 132,381.49, 182,687.68 and 71,952.27 is: 99,294.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,381.49 : 182,687.68 = 71,952.27 : x
  2. Step 2: Convert to fraction form
    132,381.49/182,687.68 = 71,952.27/x
  3. Step 3: Cross multiply
    132,381.49x = 182,687.68 × 71,952.27
  4. Step 4: Simplify right side
    132,381.49x = 13,144,794,020.96
  5. Step 5: Solve for x
    x = 13,144,794,020.96/132,381.49
  6. Step 6: Final answer
    x = 99,294.80

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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.