Home / 161,279.28-222,532.92-94,198.32

Finding the Fourth Proportional to 161,279.28, 222,532.92 and 94,198.32

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Solution

The fourth proportional to 161,279.28, 222,532.92 and 94,198.32 is: 129,974.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,279.28 : 222,532.92 = 94,198.32 : x
  2. Step 2: Convert to fraction form
    161,279.28/222,532.92 = 94,198.32/x
  3. Step 3: Cross multiply
    161,279.28x = 222,532.92 × 94,198.32
  4. Step 4: Simplify right side
    161,279.28x = 20,962,227,208.69
  5. Step 5: Solve for x
    x = 20,962,227,208.69/161,279.28
  6. Step 6: Final answer
    x = 129,974.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.