Home / 83,432.72-125,148.99-33,512.82

Finding the Fourth Proportional to 83,432.72, 125,148.99 and 33,512.82

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Solution

The fourth proportional to 83,432.72, 125,148.99 and 33,512.82 is: 50,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,432.72 : 125,148.99 = 33,512.82 : x
  2. Step 2: Convert to fraction form
    83,432.72/125,148.99 = 33,512.82/x
  3. Step 3: Cross multiply
    83,432.72x = 125,148.99 × 33,512.82
  4. Step 4: Simplify right side
    83,432.72x = 4,194,095,575.05
  5. Step 5: Solve for x
    x = 4,194,095,575.05/83,432.72
  6. Step 6: Final answer
    x = 50,269.20

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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.