Home / 204,042.64-281,575.20-113,397

Finding the Fourth Proportional to 204,042.64, 281,575.20 and 113,397

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Solution

The fourth proportional to 204,042.64, 281,575.20 and 113,397 is: 156,485.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,042.64 : 281,575.20 = 113,397 : x
  2. Step 2: Convert to fraction form
    204,042.64/281,575.20 = 113,397/x
  3. Step 3: Cross multiply
    204,042.64x = 281,575.20 × 113,397
  4. Step 4: Simplify right side
    204,042.64x = 31,929,782,954.40
  5. Step 5: Solve for x
    x = 31,929,782,954.40/204,042.64
  6. Step 6: Final answer
    x = 156,485.84

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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.