Home / 141,249.92-194,876.61-80,798.54

Finding the Fourth Proportional to 141,249.92, 194,876.61 and 80,798.54

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Solution

The fourth proportional to 141,249.92, 194,876.61 and 80,798.54 is: 111,474.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,249.92 : 194,876.61 = 80,798.54 : x
  2. Step 2: Convert to fraction form
    141,249.92/194,876.61 = 80,798.54/x
  3. Step 3: Cross multiply
    141,249.92x = 194,876.61 × 80,798.54
  4. Step 4: Simplify right side
    141,249.92x = 15,745,745,568.15
  5. Step 5: Solve for x
    x = 15,745,745,568.15/141,249.92
  6. Step 6: Final answer
    x = 111,474.37

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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.