Home / 204,149.04-281,738.34-113,505.72

Finding the Fourth Proportional to 204,149.04, 281,738.34 and 113,505.72

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Solution

The fourth proportional to 204,149.04, 281,738.34 and 113,505.72 is: 156,644.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,149.04 : 281,738.34 = 113,505.72 : x
  2. Step 2: Convert to fraction form
    204,149.04/281,738.34 = 113,505.72/x
  3. Step 3: Cross multiply
    204,149.04x = 281,738.34 × 113,505.72
  4. Step 4: Simplify right side
    204,149.04x = 31,978,913,133.30
  5. Step 5: Solve for x
    x = 31,978,913,133.30/204,149.04
  6. Step 6: Final answer
    x = 156,644.94

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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.