Home / 80,270.22-120,410.46-26,960.04

Finding the Fourth Proportional to 80,270.22, 120,410.46 and 26,960.04

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Solution

The fourth proportional to 80,270.22, 120,410.46 and 26,960.04 is: 40,441.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,270.22 : 120,410.46 = 26,960.04 : x
  2. Step 2: Convert to fraction form
    80,270.22/120,410.46 = 26,960.04/x
  3. Step 3: Cross multiply
    80,270.22x = 120,410.46 × 26,960.04
  4. Step 4: Simplify right side
    80,270.22x = 3,246,270,818.02
  5. Step 5: Solve for x
    x = 3,246,270,818.02/80,270.22
  6. Step 6: Final answer
    x = 40,441.78

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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.