Home / 80,327.28-120,523.94-35,325.48

Finding the Fourth Proportional to 80,327.28, 120,523.94 and 35,325.48

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Solution

The fourth proportional to 80,327.28, 120,523.94 and 35,325.48 is: 53,002.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,327.28 : 120,523.94 = 35,325.48 : x
  2. Step 2: Convert to fraction form
    80,327.28/120,523.94 = 35,325.48/x
  3. Step 3: Cross multiply
    80,327.28x = 120,523.94 × 35,325.48
  4. Step 4: Simplify right side
    80,327.28x = 4,257,566,031.99
  5. Step 5: Solve for x
    x = 4,257,566,031.99/80,327.28
  6. Step 6: Final answer
    x = 53,002.74

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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.