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Finding the Third Proportional to 44,424 and 66,764

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Solution

The third proportional to 44,424 and 66,764 is: 100,338.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,424 : 66,764 = 66,764 : x
  2. Step 2: Convert to fraction form
    44,424/66,764 = 66,764/x
  3. Step 3: Cross multiply
    44,424x = 66,764 × 66,764
  4. Step 4: Simplify right side
    44,424x = 4,457,431,696
  5. Step 5: Solve for x
    x = 4,457,431,696/44,424
  6. Step 6: Final answer
    x = 100,338.37

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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.