Home / 83,355.38-125,020.26-27,195.35

Finding the Fourth Proportional to 83,355.38, 125,020.26 and 27,195.35

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Solution

The fourth proportional to 83,355.38, 125,020.26 and 27,195.35 is: 40,788.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,355.38 : 125,020.26 = 27,195.35 : x
  2. Step 2: Convert to fraction form
    83,355.38/125,020.26 = 27,195.35/x
  3. Step 3: Cross multiply
    83,355.38x = 125,020.26 × 27,195.35
  4. Step 4: Simplify right side
    83,355.38x = 3,399,969,102.69
  5. Step 5: Solve for x
    x = 3,399,969,102.69/83,355.38
  6. Step 6: Final answer
    x = 40,788.84

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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.