Home / 50,229.32-75,340.33-20,245.55

Finding the Fourth Proportional to 50,229.32, 75,340.33 and 20,245.55

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Solution

The fourth proportional to 50,229.32, 75,340.33 and 20,245.55 is: 30,366.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,229.32 : 75,340.33 = 20,245.55 : x
  2. Step 2: Convert to fraction form
    50,229.32/75,340.33 = 20,245.55/x
  3. Step 3: Cross multiply
    50,229.32x = 75,340.33 × 20,245.55
  4. Step 4: Simplify right side
    50,229.32x = 1,525,305,990.72
  5. Step 5: Solve for x
    x = 1,525,305,990.72/50,229.32
  6. Step 6: Final answer
    x = 30,366.85

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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.