Home / 187,724.33-281,617.21-61,327.88

Finding the Fourth Proportional to 187,724.33, 281,617.21 and 61,327.88

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Solution

The fourth proportional to 187,724.33, 281,617.21 and 61,327.88 is: 92,001.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,724.33 : 281,617.21 = 61,327.88 : x
  2. Step 2: Convert to fraction form
    187,724.33/281,617.21 = 61,327.88/x
  3. Step 3: Cross multiply
    187,724.33x = 281,617.21 × 61,327.88
  4. Step 4: Simplify right side
    187,724.33x = 17,270,987,424.58
  5. Step 5: Solve for x
    x = 17,270,987,424.58/187,724.33
  6. Step 6: Final answer
    x = 92,001.86

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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.