Home / 179,722.26-269,441.34-89,718.78

Finding the Fourth Proportional to 179,722.26, 269,441.34 and 89,718.78

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Solution

The fourth proportional to 179,722.26, 269,441.34 and 89,718.78 is: 134,507.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,722.26 : 269,441.34 = 89,718.78 : x
  2. Step 2: Convert to fraction form
    179,722.26/269,441.34 = 89,718.78/x
  3. Step 3: Cross multiply
    179,722.26x = 269,441.34 × 89,718.78
  4. Step 4: Simplify right side
    179,722.26x = 24,173,948,306.37
  5. Step 5: Solve for x
    x = 24,173,948,306.37/179,722.26
  6. Step 6: Final answer
    x = 134,507.26

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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.