Home / 204,084.86-281,638.13-113,449.23

Finding the Fourth Proportional to 204,084.86, 281,638.13 and 113,449.23

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Solution

The fourth proportional to 204,084.86, 281,638.13 and 113,449.23 is: 156,560.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,084.86 : 281,638.13 = 113,449.23 : x
  2. Step 2: Convert to fraction form
    204,084.86/281,638.13 = 113,449.23/x
  3. Step 3: Cross multiply
    204,084.86x = 281,638.13 × 113,449.23
  4. Step 4: Simplify right side
    204,084.86x = 31,951,628,419.89
  5. Step 5: Solve for x
    x = 31,951,628,419.89/204,084.86
  6. Step 6: Final answer
    x = 156,560.51

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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.