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Finding the Third Proportional to 75,751 and 164,039

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Solution

The third proportional to 75,751 and 164,039 is: 355,226.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,751 : 164,039 = 164,039 : x
  2. Step 2: Convert to fraction form
    75,751/164,039 = 164,039/x
  3. Step 3: Cross multiply
    75,751x = 164,039 × 164,039
  4. Step 4: Simplify right side
    75,751x = 26,908,793,521
  5. Step 5: Solve for x
    x = 26,908,793,521/75,751
  6. Step 6: Final answer
    x = 355,226.91

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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.