Home / 80,189.68-120,296.04-24,790

Finding the Fourth Proportional to 80,189.68, 120,296.04 and 24,790

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Solution

The fourth proportional to 80,189.68, 120,296.04 and 24,790 is: 37,188.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,189.68 : 120,296.04 = 24,790 : x
  2. Step 2: Convert to fraction form
    80,189.68/120,296.04 = 24,790/x
  3. Step 3: Cross multiply
    80,189.68x = 120,296.04 × 24,790
  4. Step 4: Simplify right side
    80,189.68x = 2,982,138,831.60
  5. Step 5: Solve for x
    x = 2,982,138,831.60/80,189.68
  6. Step 6: Final answer
    x = 37,188.56

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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.