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Finding the Third Proportional to 44,929 and 69,855

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Solution

The third proportional to 44,929 and 69,855 is: 108,609.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,929 : 69,855 = 69,855 : x
  2. Step 2: Convert to fraction form
    44,929/69,855 = 69,855/x
  3. Step 3: Cross multiply
    44,929x = 69,855 × 69,855
  4. Step 4: Simplify right side
    44,929x = 4,879,721,025
  5. Step 5: Solve for x
    x = 4,879,721,025/44,929
  6. Step 6: Final answer
    x = 108,609.61

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.