Home / 80,160.62-120,257.33-27,563.27

Finding the Fourth Proportional to 80,160.62, 120,257.33 and 27,563.27

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Solution

The fourth proportional to 80,160.62, 120,257.33 and 27,563.27 is: 41,350.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,160.62 : 120,257.33 = 27,563.27 : x
  2. Step 2: Convert to fraction form
    80,160.62/120,257.33 = 27,563.27/x
  3. Step 3: Cross multiply
    80,160.62x = 120,257.33 × 27,563.27
  4. Step 4: Simplify right side
    80,160.62x = 3,314,684,517.17
  5. Step 5: Solve for x
    x = 3,314,684,517.17/80,160.62
  6. Step 6: Final answer
    x = 41,350.54

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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.