Home / 180,340.46-270,572.85-80,569.52

Finding the Fourth Proportional to 180,340.46, 270,572.85 and 80,569.52

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Solution

The fourth proportional to 180,340.46, 270,572.85 and 80,569.52 is: 120,882.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,340.46 : 270,572.85 = 80,569.52 : x
  2. Step 2: Convert to fraction form
    180,340.46/270,572.85 = 80,569.52/x
  3. Step 3: Cross multiply
    180,340.46x = 270,572.85 × 80,569.52
  4. Step 4: Simplify right side
    180,340.46x = 21,799,923,296.67
  5. Step 5: Solve for x
    x = 21,799,923,296.67/180,340.46
  6. Step 6: Final answer
    x = 120,882.05

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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.