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Finding the Fourth Proportional to 80,169.76, 110,633.28 and 44,360.56

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Solution

The fourth proportional to 80,169.76, 110,633.28 and 44,360.56 is: 61,217.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,169.76 : 110,633.28 = 44,360.56 : x
  2. Step 2: Convert to fraction form
    80,169.76/110,633.28 = 44,360.56/x
  3. Step 3: Cross multiply
    80,169.76x = 110,633.28 × 44,360.56
  4. Step 4: Simplify right side
    80,169.76x = 4,907,754,255.44
  5. Step 5: Solve for x
    x = 4,907,754,255.44/80,169.76
  6. Step 6: Final answer
    x = 61,217.03

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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.