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Finding the Fourth Proportional to 160,086.58, 220,902.19 and 88,456.86

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Solution

The fourth proportional to 160,086.58, 220,902.19 and 88,456.86 is: 122,060.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,086.58 : 220,902.19 = 88,456.86 : x
  2. Step 2: Convert to fraction form
    160,086.58/220,902.19 = 88,456.86/x
  3. Step 3: Cross multiply
    160,086.58x = 220,902.19 × 88,456.86
  4. Step 4: Simplify right side
    160,086.58x = 19,540,313,873.38
  5. Step 5: Solve for x
    x = 19,540,313,873.38/160,086.58
  6. Step 6: Final answer
    x = 122,060.91

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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.