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Finding the Third Proportional to 148,666 and 211,926

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Solution

The third proportional to 148,666 and 211,926 is: 302,104.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,666 : 211,926 = 211,926 : x
  2. Step 2: Convert to fraction form
    148,666/211,926 = 211,926/x
  3. Step 3: Cross multiply
    148,666x = 211,926 × 211,926
  4. Step 4: Simplify right side
    148,666x = 44,912,629,476
  5. Step 5: Solve for x
    x = 44,912,629,476/148,666
  6. Step 6: Final answer
    x = 302,104.24

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.