Home / 179,080.38-268,600.07-66,764.27

Finding the Fourth Proportional to 179,080.38, 268,600.07 and 66,764.27

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Solution

The fourth proportional to 179,080.38, 268,600.07 and 66,764.27 is: 100,138.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,080.38 : 268,600.07 = 66,764.27 : x
  2. Step 2: Convert to fraction form
    179,080.38/268,600.07 = 66,764.27/x
  3. Step 3: Cross multiply
    179,080.38x = 268,600.07 × 66,764.27
  4. Step 4: Simplify right side
    179,080.38x = 17,932,887,595.50
  5. Step 5: Solve for x
    x = 17,932,887,595.50/179,080.38
  6. Step 6: Final answer
    x = 100,138.76

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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.