Home / 321,682.20-482,523.17-132,110.21

Finding the Fourth Proportional to 321,682.20, 482,523.17 and 132,110.21

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Solution

The fourth proportional to 321,682.20, 482,523.17 and 132,110.21 is: 198,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,682.20 : 482,523.17 = 132,110.21 : x
  2. Step 2: Convert to fraction form
    321,682.20/482,523.17 = 132,110.21/x
  3. Step 3: Cross multiply
    321,682.20x = 482,523.17 × 132,110.21
  4. Step 4: Simplify right side
    321,682.20x = 63,746,234,245.40
  5. Step 5: Solve for x
    x = 63,746,234,245.40/321,682.20
  6. Step 6: Final answer
    x = 198,165.25

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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.