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Finding the Fourth Proportional to 160,044.86, 220,843.08 and 88,420.61

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Solution

The fourth proportional to 160,044.86, 220,843.08 and 88,420.61 is: 122,010.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,044.86 : 220,843.08 = 88,420.61 : x
  2. Step 2: Convert to fraction form
    160,044.86/220,843.08 = 88,420.61/x
  3. Step 3: Cross multiply
    160,044.86x = 220,843.08 × 88,420.61
  4. Step 4: Simplify right side
    160,044.86x = 19,527,079,847.88
  5. Step 5: Solve for x
    x = 19,527,079,847.88/160,044.86
  6. Step 6: Final answer
    x = 122,010.04

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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.