Home / 182,757.12-274,119.04-129,676.80

Finding the Fourth Proportional to 182,757.12, 274,119.04 and 129,676.80

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Solution

The fourth proportional to 182,757.12, 274,119.04 and 129,676.80 is: 194,503.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,757.12 : 274,119.04 = 129,676.80 : x
  2. Step 2: Convert to fraction form
    182,757.12/274,119.04 = 129,676.80/x
  3. Step 3: Cross multiply
    182,757.12x = 274,119.04 × 129,676.80
  4. Step 4: Simplify right side
    182,757.12x = 35,546,879,926.27
  5. Step 5: Solve for x
    x = 35,546,879,926.27/182,757.12
  6. Step 6: Final answer
    x = 194,503.39

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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.