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Finding the Fourth Proportional to 83,496.70, 125,213.95 and 33,559.97

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Solution

The fourth proportional to 83,496.70, 125,213.95 and 33,559.97 is: 50,327.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,496.70 : 125,213.95 = 33,559.97 : x
  2. Step 2: Convert to fraction form
    83,496.70/125,213.95 = 33,559.97/x
  3. Step 3: Cross multiply
    83,496.70x = 125,213.95 × 33,559.97
  4. Step 4: Simplify right side
    83,496.70x = 4,202,176,525.79
  5. Step 5: Solve for x
    x = 4,202,176,525.79/83,496.70
  6. Step 6: Final answer
    x = 50,327.46

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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.