Home / 179,543.26-269,321.70-67,211.66

Finding the Fourth Proportional to 179,543.26, 269,321.70 and 67,211.66

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Solution

The fourth proportional to 179,543.26, 269,321.70 and 67,211.66 is: 100,820.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,543.26 : 269,321.70 = 67,211.66 : x
  2. Step 2: Convert to fraction form
    179,543.26/269,321.70 = 67,211.66/x
  3. Step 3: Cross multiply
    179,543.26x = 269,321.70 × 67,211.66
  4. Step 4: Simplify right side
    179,543.26x = 18,101,558,531.02
  5. Step 5: Solve for x
    x = 18,101,558,531.02/179,543.26
  6. Step 6: Final answer
    x = 100,820.04

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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.