Home / 92,179.26-126,939.69-80,074.22

Finding the Fourth Proportional to 92,179.26, 126,939.69 and 80,074.22

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Solution

The fourth proportional to 92,179.26, 126,939.69 and 80,074.22 is: 110,269.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,179.26 : 126,939.69 = 80,074.22 : x
  2. Step 2: Convert to fraction form
    92,179.26/126,939.69 = 80,074.22/x
  3. Step 3: Cross multiply
    92,179.26x = 126,939.69 × 80,074.22
  4. Step 4: Simplify right side
    92,179.26x = 10,164,596,029.09
  5. Step 5: Solve for x
    x = 10,164,596,029.09/92,179.26
  6. Step 6: Final answer
    x = 110,269.88

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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.