Home / 238,576.98-329,244.66-131,156.94

Finding the Fourth Proportional to 238,576.98, 329,244.66 and 131,156.94

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Solution

The fourth proportional to 238,576.98, 329,244.66 and 131,156.94 is: 181,001.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,576.98 : 329,244.66 = 131,156.94 : x
  2. Step 2: Convert to fraction form
    238,576.98/329,244.66 = 131,156.94/x
  3. Step 3: Cross multiply
    238,576.98x = 329,244.66 × 131,156.94
  4. Step 4: Simplify right side
    238,576.98x = 43,182,722,116.94
  5. Step 5: Solve for x
    x = 43,182,722,116.94/238,576.98
  6. Step 6: Final answer
    x = 181,001.21

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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.