Home / 252,791.48-379,187.22-75,293.88

Finding the Fourth Proportional to 252,791.48, 379,187.22 and 75,293.88

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Solution

The fourth proportional to 252,791.48, 379,187.22 and 75,293.88 is: 112,940.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,791.48 : 379,187.22 = 75,293.88 : x
  2. Step 2: Convert to fraction form
    252,791.48/379,187.22 = 75,293.88/x
  3. Step 3: Cross multiply
    252,791.48x = 379,187.22 × 75,293.88
  4. Step 4: Simplify right side
    252,791.48x = 28,550,475,144.28
  5. Step 5: Solve for x
    x = 28,550,475,144.28/252,791.48
  6. Step 6: Final answer
    x = 112,940.81

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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.