Home / 187,549.83-281,349.45-61,145.69

Finding the Fourth Proportional to 187,549.83, 281,349.45 and 61,145.69

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Solution

The fourth proportional to 187,549.83, 281,349.45 and 61,145.69 is: 91,726.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,549.83 : 281,349.45 = 61,145.69 : x
  2. Step 2: Convert to fraction form
    187,549.83/281,349.45 = 61,145.69/x
  3. Step 3: Cross multiply
    187,549.83x = 281,349.45 × 61,145.69
  4. Step 4: Simplify right side
    187,549.83x = 17,203,304,844.62
  5. Step 5: Solve for x
    x = 17,203,304,844.62/187,549.83
  6. Step 6: Final answer
    x = 91,726.58

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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.