Home / 141,377.38-195,101.18-80,948.96

Finding the Fourth Proportional to 141,377.38, 195,101.18 and 80,948.96

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Solution

The fourth proportional to 141,377.38, 195,101.18 and 80,948.96 is: 111,709.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,377.38 : 195,101.18 = 80,948.96 : x
  2. Step 2: Convert to fraction form
    141,377.38/195,101.18 = 80,948.96/x
  3. Step 3: Cross multiply
    141,377.38x = 195,101.18 × 80,948.96
  4. Step 4: Simplify right side
    141,377.38x = 15,793,237,615.77
  5. Step 5: Solve for x
    x = 15,793,237,615.77/141,377.38
  6. Step 6: Final answer
    x = 111,709.79

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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.