Home / 187,818.13-281,776.20-54,695.44

Finding the Fourth Proportional to 187,818.13, 281,776.20 and 54,695.44

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Solution

The fourth proportional to 187,818.13, 281,776.20 and 54,695.44 is: 82,057.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,818.13 : 281,776.20 = 54,695.44 : x
  2. Step 2: Convert to fraction form
    187,818.13/281,776.20 = 54,695.44/x
  3. Step 3: Cross multiply
    187,818.13x = 281,776.20 × 54,695.44
  4. Step 4: Simplify right side
    187,818.13x = 15,411,873,240.53
  5. Step 5: Solve for x
    x = 15,411,873,240.53/187,818.13
  6. Step 6: Final answer
    x = 82,057.43

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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.