Home / 83,736.45-125,434.98-41,489.28

Finding the Fourth Proportional to 83,736.45, 125,434.98 and 41,489.28

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Solution

The fourth proportional to 83,736.45, 125,434.98 and 41,489.28 is: 62,149.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,736.45 : 125,434.98 = 41,489.28 : x
  2. Step 2: Convert to fraction form
    83,736.45/125,434.98 = 41,489.28/x
  3. Step 3: Cross multiply
    83,736.45x = 125,434.98 × 41,489.28
  4. Step 4: Simplify right side
    83,736.45x = 5,204,207,007.01
  5. Step 5: Solve for x
    x = 5,204,207,007.01/83,736.45
  6. Step 6: Final answer
    x = 62,149.84

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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.