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Finding the Fourth Proportional to 227,481.44, 313,923.60 and 126,879.36

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Solution

The fourth proportional to 227,481.44, 313,923.60 and 126,879.36 is: 175,093.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,481.44 : 313,923.60 = 126,879.36 : x
  2. Step 2: Convert to fraction form
    227,481.44/313,923.60 = 126,879.36/x
  3. Step 3: Cross multiply
    227,481.44x = 313,923.60 × 126,879.36
  4. Step 4: Simplify right side
    227,481.44x = 39,830,425,456.90
  5. Step 5: Solve for x
    x = 39,830,425,456.90/227,481.44
  6. Step 6: Final answer
    x = 175,093.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.