Home / 171,610.12-236,937.30-107,177.32

Finding the Fourth Proportional to 171,610.12, 236,937.30 and 107,177.32

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Solution

The fourth proportional to 171,610.12, 236,937.30 and 107,177.32 is: 147,976.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,610.12 : 236,937.30 = 107,177.32 : x
  2. Step 2: Convert to fraction form
    171,610.12/236,937.30 = 107,177.32/x
  3. Step 3: Cross multiply
    171,610.12x = 236,937.30 × 107,177.32
  4. Step 4: Simplify right side
    171,610.12x = 25,394,304,822.04
  5. Step 5: Solve for x
    x = 25,394,304,822.04/171,610.12
  6. Step 6: Final answer
    x = 147,976.73

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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.