Home / 187,527.02-281,375.92-79,486

Finding the Fourth Proportional to 187,527.02, 281,375.92 and 79,486

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Solution

The fourth proportional to 187,527.02, 281,375.92 and 79,486 is: 119,265.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,527.02 : 281,375.92 = 79,486 : x
  2. Step 2: Convert to fraction form
    187,527.02/281,375.92 = 79,486/x
  3. Step 3: Cross multiply
    187,527.02x = 281,375.92 × 79,486
  4. Step 4: Simplify right side
    187,527.02x = 22,365,446,377.12
  5. Step 5: Solve for x
    x = 22,365,446,377.12/187,527.02
  6. Step 6: Final answer
    x = 119,265.19

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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.