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Finding the Third Proportional to 75,031 and 160,105

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Solution

The third proportional to 75,031 and 160,105 is: 341,640.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,031 : 160,105 = 160,105 : x
  2. Step 2: Convert to fraction form
    75,031/160,105 = 160,105/x
  3. Step 3: Cross multiply
    75,031x = 160,105 × 160,105
  4. Step 4: Simplify right side
    75,031x = 25,633,611,025
  5. Step 5: Solve for x
    x = 25,633,611,025/75,031
  6. Step 6: Final answer
    x = 341,640.27

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.