Home / 80,274.22-120,416.46-26,964.04

Finding the Fourth Proportional to 80,274.22, 120,416.46 and 26,964.04

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Solution

The fourth proportional to 80,274.22, 120,416.46 and 26,964.04 is: 40,447.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,274.22 : 120,416.46 = 26,964.04 : x
  2. Step 2: Convert to fraction form
    80,274.22/120,416.46 = 26,964.04/x
  3. Step 3: Cross multiply
    80,274.22x = 120,416.46 × 26,964.04
  4. Step 4: Simplify right side
    80,274.22x = 3,246,914,244.10
  5. Step 5: Solve for x
    x = 3,246,914,244.10/80,274.22
  6. Step 6: Final answer
    x = 40,447.78

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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.