Home / 83,436.47-125,104.25-32,774.85

Finding the Fourth Proportional to 83,436.47, 125,104.25 and 32,774.85

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Solution

The fourth proportional to 83,436.47, 125,104.25 and 32,774.85 is: 49,142.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,436.47 : 125,104.25 = 32,774.85 : x
  2. Step 2: Convert to fraction form
    83,436.47/125,104.25 = 32,774.85/x
  3. Step 3: Cross multiply
    83,436.47x = 125,104.25 × 32,774.85
  4. Step 4: Simplify right side
    83,436.47x = 4,100,273,110.05
  5. Step 5: Solve for x
    x = 4,100,273,110.05/83,436.47
  6. Step 6: Final answer
    x = 49,142.46

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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.