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Finding the Fourth Proportional to 80,170.66, 110,627.59 and 44,355.70

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Solution

The fourth proportional to 80,170.66, 110,627.59 and 44,355.70 is: 61,206.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,170.66 : 110,627.59 = 44,355.70 : x
  2. Step 2: Convert to fraction form
    80,170.66/110,627.59 = 44,355.70/x
  3. Step 3: Cross multiply
    80,170.66x = 110,627.59 × 44,355.70
  4. Step 4: Simplify right side
    80,170.66x = 4,906,964,193.76
  5. Step 5: Solve for x
    x = 4,906,964,193.76/80,170.66
  6. Step 6: Final answer
    x = 61,206.48

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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.