Home / 83,606.76-125,414.26-33,680.12

Finding the Fourth Proportional to 83,606.76, 125,414.26 and 33,680.12

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Solution

The fourth proportional to 83,606.76, 125,414.26 and 33,680.12 is: 50,521.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,606.76 : 125,414.26 = 33,680.12 : x
  2. Step 2: Convert to fraction form
    83,606.76/125,414.26 = 33,680.12/x
  3. Step 3: Cross multiply
    83,606.76x = 125,414.26 × 33,680.12
  4. Step 4: Simplify right side
    83,606.76x = 4,223,967,326.51
  5. Step 5: Solve for x
    x = 4,223,967,326.51/83,606.76
  6. Step 6: Final answer
    x = 50,521.84

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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.