Home / 238,676.29-329,362-131,250.85

Finding the Fourth Proportional to 238,676.29, 329,362 and 131,250.85

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Solution

The fourth proportional to 238,676.29, 329,362 and 131,250.85 is: 181,119.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,676.29 : 329,362 = 131,250.85 : x
  2. Step 2: Convert to fraction form
    238,676.29/329,362 = 131,250.85/x
  3. Step 3: Cross multiply
    238,676.29x = 329,362 × 131,250.85
  4. Step 4: Simplify right side
    238,676.29x = 43,229,042,457.70
  5. Step 5: Solve for x
    x = 43,229,042,457.70/238,676.29
  6. Step 6: Final answer
    x = 181,119.97

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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.