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Finding the Fourth Proportional to 44,110, 66,165 and 11,278

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Solution

The fourth proportional to 44,110, 66,165 and 11,278 is: 16,917

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,110 : 66,165 = 11,278 : x
  2. Step 2: Convert to fraction form
    44,110/66,165 = 11,278/x
  3. Step 3: Cross multiply
    44,110x = 66,165 × 11,278
  4. Step 4: Simplify right side
    44,110x = 746,208,870
  5. Step 5: Solve for x
    x = 746,208,870/44,110
  6. Step 6: Final answer
    x = 16,917

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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.