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Finding the Fourth Proportional to 80,165.66, 110,620.69 and 44,350.70

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Solution

The fourth proportional to 80,165.66, 110,620.69 and 44,350.70 is: 61,199.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,165.66 : 110,620.69 = 44,350.70 : x
  2. Step 2: Convert to fraction form
    80,165.66/110,620.69 = 44,350.70/x
  3. Step 3: Cross multiply
    80,165.66x = 110,620.69 × 44,350.70
  4. Step 4: Simplify right side
    80,165.66x = 4,906,104,372.00
  5. Step 5: Solve for x
    x = 4,906,104,372.00/80,165.66
  6. Step 6: Final answer
    x = 61,199.58

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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.