Home / 204,158.27-281,738.68-113,513.27

Finding the Fourth Proportional to 204,158.27, 281,738.68 and 113,513.27

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Solution

The fourth proportional to 204,158.27, 281,738.68 and 113,513.27 is: 156,648.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,158.27 : 281,738.68 = 113,513.27 : x
  2. Step 2: Convert to fraction form
    204,158.27/281,738.68 = 113,513.27/x
  3. Step 3: Cross multiply
    204,158.27x = 281,738.68 × 113,513.27
  4. Step 4: Simplify right side
    204,158.27x = 31,981,079,856.23
  5. Step 5: Solve for x
    x = 31,981,079,856.23/204,158.27
  6. Step 6: Final answer
    x = 156,648.46

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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.