Home / 195,124.20-269,493.48-131,351.28

Finding the Fourth Proportional to 195,124.20, 269,493.48 and 131,351.28

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Solution

The fourth proportional to 195,124.20, 269,493.48 and 131,351.28 is: 181,414.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,124.20 : 269,493.48 = 131,351.28 : x
  2. Step 2: Convert to fraction form
    195,124.20/269,493.48 = 131,351.28/x
  3. Step 3: Cross multiply
    195,124.20x = 269,493.48 × 131,351.28
  4. Step 4: Simplify right side
    195,124.20x = 35,398,313,549.65
  5. Step 5: Solve for x
    x = 35,398,313,549.65/195,124.20
  6. Step 6: Final answer
    x = 181,414.27

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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.