Home / 160,738.13-241,120.34-80,734.96

Finding the Fourth Proportional to 160,738.13, 241,120.34 and 80,734.96

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Solution

The fourth proportional to 160,738.13, 241,120.34 and 80,734.96 is: 121,109.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,738.13 : 241,120.34 = 80,734.96 : x
  2. Step 2: Convert to fraction form
    160,738.13/241,120.34 = 80,734.96/x
  3. Step 3: Cross multiply
    160,738.13x = 241,120.34 × 80,734.96
  4. Step 4: Simplify right side
    160,738.13x = 19,466,841,659.70
  5. Step 5: Solve for x
    x = 19,466,841,659.70/160,738.13
  6. Step 6: Final answer
    x = 121,109.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.