Home / 179,887.20-269,614.80-123,727.20

Finding the Fourth Proportional to 179,887.20, 269,614.80 and 123,727.20

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Solution

The fourth proportional to 179,887.20, 269,614.80 and 123,727.20 is: 185,442.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,887.20 : 269,614.80 = 123,727.20 : x
  2. Step 2: Convert to fraction form
    179,887.20/269,614.80 = 123,727.20/x
  3. Step 3: Cross multiply
    179,887.20x = 269,614.80 × 123,727.20
  4. Step 4: Simplify right side
    179,887.20x = 33,358,684,282.56
  5. Step 5: Solve for x
    x = 33,358,684,282.56/179,887.20
  6. Step 6: Final answer
    x = 185,442.23

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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.