Home / 195,022.08-269,127.36-108,982.26

Finding the Fourth Proportional to 195,022.08, 269,127.36 and 108,982.26

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Solution

The fourth proportional to 195,022.08, 269,127.36 and 108,982.26 is: 150,393.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,022.08 : 269,127.36 = 108,982.26 : x
  2. Step 2: Convert to fraction form
    195,022.08/269,127.36 = 108,982.26/x
  3. Step 3: Cross multiply
    195,022.08x = 269,127.36 × 108,982.26
  4. Step 4: Simplify right side
    195,022.08x = 29,330,107,920.63
  5. Step 5: Solve for x
    x = 29,330,107,920.63/195,022.08
  6. Step 6: Final answer
    x = 150,393.78

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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.