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Finding the Fourth Proportional to 73,976.50, 110,992.70 and 44,414.96

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Solution

The fourth proportional to 73,976.50, 110,992.70 and 44,414.96 is: 66,639.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,976.50 : 110,992.70 = 44,414.96 : x
  2. Step 2: Convert to fraction form
    73,976.50/110,992.70 = 44,414.96/x
  3. Step 3: Cross multiply
    73,976.50x = 110,992.70 × 44,414.96
  4. Step 4: Simplify right side
    73,976.50x = 4,929,736,330.79
  5. Step 5: Solve for x
    x = 4,929,736,330.79/73,976.50
  6. Step 6: Final answer
    x = 66,639.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.