Home / 141,034.91-194,645.40-80,608.10

Finding the Fourth Proportional to 141,034.91, 194,645.40 and 80,608.10

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Solution

The fourth proportional to 141,034.91, 194,645.40 and 80,608.10 is: 111,249.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,034.91 : 194,645.40 = 80,608.10 : x
  2. Step 2: Convert to fraction form
    141,034.91/194,645.40 = 80,608.10/x
  3. Step 3: Cross multiply
    141,034.91x = 194,645.40 × 80,608.10
  4. Step 4: Simplify right side
    141,034.91x = 15,689,996,354.35
  5. Step 5: Solve for x
    x = 15,689,996,354.35/141,034.91
  6. Step 6: Final answer
    x = 111,249.02

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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.