Home / 220,422.26-330,627.02-131,077.85

Finding the Fourth Proportional to 220,422.26, 330,627.02 and 131,077.85

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Solution

The fourth proportional to 220,422.26, 330,627.02 and 131,077.85 is: 196,612.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,422.26 : 330,627.02 = 131,077.85 : x
  2. Step 2: Convert to fraction form
    220,422.26/330,627.02 = 131,077.85/x
  3. Step 3: Cross multiply
    220,422.26x = 330,627.02 × 131,077.85
  4. Step 4: Simplify right side
    220,422.26x = 43,337,876,624.98
  5. Step 5: Solve for x
    x = 43,337,876,624.98/220,422.26
  6. Step 6: Final answer
    x = 196,612.97

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1.5x scale

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.