Home / 141,332.92-195,044.16-80,923.12

Finding the Fourth Proportional to 141,332.92, 195,044.16 and 80,923.12

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Solution

The fourth proportional to 141,332.92, 195,044.16 and 80,923.12 is: 111,676.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,332.92 : 195,044.16 = 80,923.12 : x
  2. Step 2: Convert to fraction form
    141,332.92/195,044.16 = 80,923.12/x
  3. Step 3: Cross multiply
    141,332.92x = 195,044.16 × 80,923.12
  4. Step 4: Simplify right side
    141,332.92x = 15,783,581,964.98
  5. Step 5: Solve for x
    x = 15,783,581,964.98/141,332.92
  6. Step 6: Final answer
    x = 111,676.61

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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.