Home / 179,540.26-269,317.20-67,208.65

Finding the Fourth Proportional to 179,540.26, 269,317.20 and 67,208.65

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Solution

The fourth proportional to 179,540.26, 269,317.20 and 67,208.65 is: 100,815.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,540.26 : 269,317.20 = 67,208.65 : x
  2. Step 2: Convert to fraction form
    179,540.26/269,317.20 = 67,208.65/x
  3. Step 3: Cross multiply
    179,540.26x = 269,317.20 × 67,208.65
  4. Step 4: Simplify right side
    179,540.26x = 18,100,445,433.78
  5. Step 5: Solve for x
    x = 18,100,445,433.78/179,540.26
  6. Step 6: Final answer
    x = 100,815.52

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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.