Home / 180,260.22-270,408.78-68,034.90

Finding the Fourth Proportional to 180,260.22, 270,408.78 and 68,034.90

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Solution

The fourth proportional to 180,260.22, 270,408.78 and 68,034.90 is: 102,059.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,260.22 : 270,408.78 = 68,034.90 : x
  2. Step 2: Convert to fraction form
    180,260.22/270,408.78 = 68,034.90/x
  3. Step 3: Cross multiply
    180,260.22x = 270,408.78 × 68,034.90
  4. Step 4: Simplify right side
    180,260.22x = 18,397,234,306.42
  5. Step 5: Solve for x
    x = 18,397,234,306.42/180,260.22
  6. Step 6: Final answer
    x = 102,059.31

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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.