Home / 80,448.20-120,685.82-33,704.68

Finding the Fourth Proportional to 80,448.20, 120,685.82 and 33,704.68

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Solution

The fourth proportional to 80,448.20, 120,685.82 and 33,704.68 is: 50,562.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,448.20 : 120,685.82 = 33,704.68 : x
  2. Step 2: Convert to fraction form
    80,448.20/120,685.82 = 33,704.68/x
  3. Step 3: Cross multiply
    80,448.20x = 120,685.82 × 33,704.68
  4. Step 4: Simplify right side
    80,448.20x = 4,067,676,943.64
  5. Step 5: Solve for x
    x = 4,067,676,943.64/80,448.20
  6. Step 6: Final answer
    x = 50,562.68

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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.