Home / 180,939.26-271,335.96-54,540.38

Finding the Fourth Proportional to 180,939.26, 271,335.96 and 54,540.38

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Solution

The fourth proportional to 180,939.26, 271,335.96 and 54,540.38 is: 81,788.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,939.26 : 271,335.96 = 54,540.38 : x
  2. Step 2: Convert to fraction form
    180,939.26/271,335.96 = 54,540.38/x
  3. Step 3: Cross multiply
    180,939.26x = 271,335.96 × 54,540.38
  4. Step 4: Simplify right side
    180,939.26x = 14,798,766,366.06
  5. Step 5: Solve for x
    x = 14,798,766,366.06/180,939.26
  6. Step 6: Final answer
    x = 81,788.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.