Home / 204,126.29-281,729.16-131,508.77

Finding the Fourth Proportional to 204,126.29, 281,729.16 and 131,508.77

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Solution

The fourth proportional to 204,126.29, 281,729.16 and 131,508.77 is: 181,504.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,126.29 : 281,729.16 = 131,508.77 : x
  2. Step 2: Convert to fraction form
    204,126.29/281,729.16 = 131,508.77/x
  3. Step 3: Cross multiply
    204,126.29x = 281,729.16 × 131,508.77
  4. Step 4: Simplify right side
    204,126.29x = 37,049,855,304.73
  5. Step 5: Solve for x
    x = 37,049,855,304.73/204,126.29
  6. Step 6: Final answer
    x = 181,504.57

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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.