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Finding the Fourth Proportional to 80,768.66, 111,459.56 and 44,958.62

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Solution

The fourth proportional to 80,768.66, 111,459.56 and 44,958.62 is: 62,042.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,768.66 : 111,459.56 = 44,958.62 : x
  2. Step 2: Convert to fraction form
    80,768.66/111,459.56 = 44,958.62/x
  3. Step 3: Cross multiply
    80,768.66x = 111,459.56 × 44,958.62
  4. Step 4: Simplify right side
    80,768.66x = 5,011,068,003.41
  5. Step 5: Solve for x
    x = 5,011,068,003.41/80,768.66
  6. Step 6: Final answer
    x = 62,042.23

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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.