Home / 141,578.92-195,382.22-80,329.26

Finding the Fourth Proportional to 141,578.92, 195,382.22 and 80,329.26

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Solution

The fourth proportional to 141,578.92, 195,382.22 and 80,329.26 is: 110,856.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,578.92 : 195,382.22 = 80,329.26 : x
  2. Step 2: Convert to fraction form
    141,578.92/195,382.22 = 80,329.26/x
  3. Step 3: Cross multiply
    141,578.92x = 195,382.22 × 80,329.26
  4. Step 4: Simplify right side
    141,578.92x = 15,694,909,149.76
  5. Step 5: Solve for x
    x = 15,694,909,149.76/141,578.92
  6. Step 6: Final answer
    x = 110,856.26

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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.