Home / 83,432.62-125,148.85-33,512.73

Finding the Fourth Proportional to 83,432.62, 125,148.85 and 33,512.73

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Solution

The fourth proportional to 83,432.62, 125,148.85 and 33,512.73 is: 50,269.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,432.62 : 125,148.85 = 33,512.73 : x
  2. Step 2: Convert to fraction form
    83,432.62/125,148.85 = 33,512.73/x
  3. Step 3: Cross multiply
    83,432.62x = 125,148.85 × 33,512.73
  4. Step 4: Simplify right side
    83,432.62x = 4,194,078,826.55
  5. Step 5: Solve for x
    x = 4,194,078,826.55/83,432.62
  6. Step 6: Final answer
    x = 50,269.05

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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.