Home / 204,162.03-281,743.86-113,517.02

Finding the Fourth Proportional to 204,162.03, 281,743.86 and 113,517.02

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Solution

The fourth proportional to 204,162.03, 281,743.86 and 113,517.02 is: 156,653.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,162.03 : 281,743.86 = 113,517.02 : x
  2. Step 2: Convert to fraction form
    204,162.03/281,743.86 = 113,517.02/x
  3. Step 3: Cross multiply
    204,162.03x = 281,743.86 × 113,517.02
  4. Step 4: Simplify right side
    204,162.03x = 31,982,721,981.78
  5. Step 5: Solve for x
    x = 31,982,721,981.78/204,162.03
  6. Step 6: Final answer
    x = 156,653.62

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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.