Home / 132,718.20-199,077.30-82,951.80

Finding the Fourth Proportional to 132,718.20, 199,077.30 and 82,951.80

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Solution

The fourth proportional to 132,718.20, 199,077.30 and 82,951.80 is: 124,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,718.20 : 199,077.30 = 82,951.80 : x
  2. Step 2: Convert to fraction form
    132,718.20/199,077.30 = 82,951.80/x
  3. Step 3: Cross multiply
    132,718.20x = 199,077.30 × 82,951.80
  4. Step 4: Simplify right side
    132,718.20x = 16,513,820,374.14
  5. Step 5: Solve for x
    x = 16,513,820,374.14/132,718.20
  6. Step 6: Final answer
    x = 124,427.70

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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.