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Finding the Third Proportional to 141,894 and 211,608

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Solution

The third proportional to 141,894 and 211,608 is: 315,573.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,894 : 211,608 = 211,608 : x
  2. Step 2: Convert to fraction form
    141,894/211,608 = 211,608/x
  3. Step 3: Cross multiply
    141,894x = 211,608 × 211,608
  4. Step 4: Simplify right side
    141,894x = 44,777,945,664
  5. Step 5: Solve for x
    x = 44,777,945,664/141,894
  6. Step 6: Final answer
    x = 315,573.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.