Home / 141,375.38-195,098.42-80,946.95

Finding the Fourth Proportional to 141,375.38, 195,098.42 and 80,946.95

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Solution

The fourth proportional to 141,375.38, 195,098.42 and 80,946.95 is: 111,707.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,375.38 : 195,098.42 = 80,946.95 : x
  2. Step 2: Convert to fraction form
    141,375.38/195,098.42 = 80,946.95/x
  3. Step 3: Cross multiply
    141,375.38x = 195,098.42 × 80,946.95
  4. Step 4: Simplify right side
    141,375.38x = 15,792,622,048.82
  5. Step 5: Solve for x
    x = 15,792,622,048.82/141,375.38
  6. Step 6: Final answer
    x = 111,707.02

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1.5x scale

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.