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Finding the Third Proportional to 20,758 and 45,044

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Solution

The third proportional to 20,758 and 45,044 is: 97,743.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,758 : 45,044 = 45,044 : x
  2. Step 2: Convert to fraction form
    20,758/45,044 = 45,044/x
  3. Step 3: Cross multiply
    20,758x = 45,044 × 45,044
  4. Step 4: Simplify right side
    20,758x = 2,028,961,936
  5. Step 5: Solve for x
    x = 2,028,961,936/20,758
  6. Step 6: Final answer
    x = 97,743.61

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.