Home / 141,175.14-194,766.12-80,713.32

Finding the Fourth Proportional to 141,175.14, 194,766.12 and 80,713.32

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Solution

The fourth proportional to 141,175.14, 194,766.12 and 80,713.32 is: 111,352.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,175.14 : 194,766.12 = 80,713.32 : x
  2. Step 2: Convert to fraction form
    141,175.14/194,766.12 = 80,713.32/x
  3. Step 3: Cross multiply
    141,175.14x = 194,766.12 × 80,713.32
  4. Step 4: Simplify right side
    141,175.14x = 15,720,220,168.72
  5. Step 5: Solve for x
    x = 15,720,220,168.72/141,175.14
  6. Step 6: Final answer
    x = 111,352.61

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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.