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Finding the Fourth Proportional to 161,679.24, 222,937.92 and 132,519.24

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Solution

The fourth proportional to 161,679.24, 222,937.92 and 132,519.24 is: 182,729.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,679.24 : 222,937.92 = 132,519.24 : x
  2. Step 2: Convert to fraction form
    161,679.24/222,937.92 = 132,519.24/x
  3. Step 3: Cross multiply
    161,679.24x = 222,937.92 × 132,519.24
  4. Step 4: Simplify right side
    161,679.24x = 29,543,563,725.58
  5. Step 5: Solve for x
    x = 29,543,563,725.58/161,679.24
  6. Step 6: Final answer
    x = 182,729.48

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1.5x scale

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.