Home / 80,144.06-120,227.03-33,386

Finding the Fourth Proportional to 80,144.06, 120,227.03 and 33,386

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Solution

The fourth proportional to 80,144.06, 120,227.03 and 33,386 is: 50,083.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,144.06 : 120,227.03 = 33,386 : x
  2. Step 2: Convert to fraction form
    80,144.06/120,227.03 = 33,386/x
  3. Step 3: Cross multiply
    80,144.06x = 120,227.03 × 33,386
  4. Step 4: Simplify right side
    80,144.06x = 4,013,899,623.58
  5. Step 5: Solve for x
    x = 4,013,899,623.58/80,144.06
  6. Step 6: Final answer
    x = 50,083.56

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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.