Home / 238,576.94-329,227.82-131,146.20

Finding the Fourth Proportional to 238,576.94, 329,227.82 and 131,146.20

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Solution

The fourth proportional to 238,576.94, 329,227.82 and 131,146.20 is: 180,977.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,576.94 : 329,227.82 = 131,146.20 : x
  2. Step 2: Convert to fraction form
    238,576.94/329,227.82 = 131,146.20/x
  3. Step 3: Cross multiply
    238,576.94x = 329,227.82 × 131,146.20
  4. Step 4: Simplify right side
    238,576.94x = 43,176,977,363.35
  5. Step 5: Solve for x
    x = 43,176,977,363.35/238,576.94
  6. Step 6: Final answer
    x = 180,977.16

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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.