Home / 158,077.44-218,234.88-109,751.04

Finding the Fourth Proportional to 158,077.44, 218,234.88 and 109,751.04

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Solution

The fourth proportional to 158,077.44, 218,234.88 and 109,751.04 is: 151,517.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,077.44 : 218,234.88 = 109,751.04 : x
  2. Step 2: Convert to fraction form
    158,077.44/218,234.88 = 109,751.04/x
  3. Step 3: Cross multiply
    158,077.44x = 218,234.88 × 109,751.04
  4. Step 4: Simplify right side
    158,077.44x = 23,951,505,044.28
  5. Step 5: Solve for x
    x = 23,951,505,044.28/158,077.44
  6. Step 6: Final answer
    x = 151,517.54

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1.5x scale

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.