Home / 83,443.35-125,192.97-27,286.05

Finding the Fourth Proportional to 83,443.35, 125,192.97 and 27,286.05

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Solution

The fourth proportional to 83,443.35, 125,192.97 and 27,286.05 is: 40,938.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,443.35 : 125,192.97 = 27,286.05 : x
  2. Step 2: Convert to fraction form
    83,443.35/125,192.97 = 27,286.05/x
  3. Step 3: Cross multiply
    83,443.35x = 125,192.97 × 27,286.05
  4. Step 4: Simplify right side
    83,443.35x = 3,416,021,639.07
  5. Step 5: Solve for x
    x = 3,416,021,639.07/83,443.35
  6. Step 6: Final answer
    x = 40,938.21

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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.