Home / 141,913.91-195,834.17-80,652.09

Finding the Fourth Proportional to 141,913.91, 195,834.17 and 80,652.09

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Solution

The fourth proportional to 141,913.91, 195,834.17 and 80,652.09 is: 111,295.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,913.91 : 195,834.17 = 80,652.09 : x
  2. Step 2: Convert to fraction form
    141,913.91/195,834.17 = 80,652.09/x
  3. Step 3: Cross multiply
    141,913.91x = 195,834.17 × 80,652.09
  4. Step 4: Simplify right side
    141,913.91x = 15,794,435,103.92
  5. Step 5: Solve for x
    x = 15,794,435,103.92/141,913.91
  6. Step 6: Final answer
    x = 111,295.89

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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.