Home / 80,081.20-110,512.02-48,256.26

Finding the Fourth Proportional to 80,081.20, 110,512.02 and 48,256.26

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Solution

The fourth proportional to 80,081.20, 110,512.02 and 48,256.26 is: 66,593.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,081.20 : 110,512.02 = 48,256.26 : x
  2. Step 2: Convert to fraction form
    80,081.20/110,512.02 = 48,256.26/x
  3. Step 3: Cross multiply
    80,081.20x = 110,512.02 × 48,256.26
  4. Step 4: Simplify right side
    80,081.20x = 5,332,896,770.25
  5. Step 5: Solve for x
    x = 5,332,896,770.25/80,081.20
  6. Step 6: Final answer
    x = 66,593.62

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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.