Home / 188,839.20-283,586.85-100,265.70

Finding the Fourth Proportional to 188,839.20, 283,586.85 and 100,265.70

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Solution

The fourth proportional to 188,839.20, 283,586.85 and 100,265.70 is: 150,572.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,839.20 : 283,586.85 = 100,265.70 : x
  2. Step 2: Convert to fraction form
    188,839.20/283,586.85 = 100,265.70/x
  3. Step 3: Cross multiply
    188,839.20x = 283,586.85 × 100,265.70
  4. Step 4: Simplify right side
    188,839.20x = 28,434,034,026.05
  5. Step 5: Solve for x
    x = 28,434,034,026.05/188,839.20
  6. Step 6: Final answer
    x = 150,572.73

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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.