Home / 75,244.20-112,778.62-60,469.80

Finding the Fourth Proportional to 75,244.20, 112,778.62 and 60,469.80

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Solution

The fourth proportional to 75,244.20, 112,778.62 and 60,469.80 is: 90,634.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,244.20 : 112,778.62 = 60,469.80 : x
  2. Step 2: Convert to fraction form
    75,244.20/112,778.62 = 60,469.80/x
  3. Step 3: Cross multiply
    75,244.20x = 112,778.62 × 60,469.80
  4. Step 4: Simplify right side
    75,244.20x = 6,819,700,595.68
  5. Step 5: Solve for x
    x = 6,819,700,595.68/75,244.20
  6. Step 6: Final answer
    x = 90,634.24

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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.