Home / 272,610.85-408,887.12-95,121.22

Finding the Fourth Proportional to 272,610.85, 408,887.12 and 95,121.22

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Solution

The fourth proportional to 272,610.85, 408,887.12 and 95,121.22 is: 142,671.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,610.85 : 408,887.12 = 95,121.22 : x
  2. Step 2: Convert to fraction form
    272,610.85/408,887.12 = 95,121.22/x
  3. Step 3: Cross multiply
    272,610.85x = 408,887.12 × 95,121.22
  4. Step 4: Simplify right side
    272,610.85x = 38,893,841,696.69
  5. Step 5: Solve for x
    x = 38,893,841,696.69/272,610.85
  6. Step 6: Final answer
    x = 142,671.66

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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.