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Finding the Fourth Proportional to 160,034.96, 220,847.40 and 88,419.92

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Solution

The fourth proportional to 160,034.96, 220,847.40 and 88,419.92 is: 122,019.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,034.96 : 220,847.40 = 88,419.92 : x
  2. Step 2: Convert to fraction form
    160,034.96/220,847.40 = 88,419.92/x
  3. Step 3: Cross multiply
    160,034.96x = 220,847.40 × 88,419.92
  4. Step 4: Simplify right side
    160,034.96x = 19,527,309,440.21
  5. Step 5: Solve for x
    x = 19,527,309,440.21/160,034.96
  6. Step 6: Final answer
    x = 122,019.02

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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.