Home / 238,674.09-329,375.25-131,250.03

Finding the Fourth Proportional to 238,674.09, 329,375.25 and 131,250.03

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Solution

The fourth proportional to 238,674.09, 329,375.25 and 131,250.03 is: 181,127.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,674.09 : 329,375.25 = 131,250.03 : x
  2. Step 2: Convert to fraction form
    238,674.09/329,375.25 = 131,250.03/x
  3. Step 3: Cross multiply
    238,674.09x = 329,375.25 × 131,250.03
  4. Step 4: Simplify right side
    238,674.09x = 43,230,511,443.76
  5. Step 5: Solve for x
    x = 43,230,511,443.76/238,674.09
  6. Step 6: Final answer
    x = 181,127.79

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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.