Home / 203,922.46-281,405.17-113,284.13

Finding the Fourth Proportional to 203,922.46, 281,405.17 and 113,284.13

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Solution

The fourth proportional to 203,922.46, 281,405.17 and 113,284.13 is: 156,327.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,922.46 : 281,405.17 = 113,284.13 : x
  2. Step 2: Convert to fraction form
    203,922.46/281,405.17 = 113,284.13/x
  3. Step 3: Cross multiply
    203,922.46x = 281,405.17 × 113,284.13
  4. Step 4: Simplify right side
    203,922.46x = 31,878,739,753.62
  5. Step 5: Solve for x
    x = 31,878,739,753.62/203,922.46
  6. Step 6: Final answer
    x = 156,327.75

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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.