Home / 204,002.40-281,519.57-113,356.71

Finding the Fourth Proportional to 204,002.40, 281,519.57 and 113,356.71

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Solution

The fourth proportional to 204,002.40, 281,519.57 and 113,356.71 is: 156,430.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,002.40 : 281,519.57 = 113,356.71 : x
  2. Step 2: Convert to fraction form
    204,002.40/281,519.57 = 113,356.71/x
  3. Step 3: Cross multiply
    204,002.40x = 281,519.57 × 113,356.71
  4. Step 4: Simplify right side
    204,002.40x = 31,912,131,689.03
  5. Step 5: Solve for x
    x = 31,912,131,689.03/204,002.40
  6. Step 6: Final answer
    x = 156,430.18

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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.