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Finding the Third Proportional to 75,146 and 177,713

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Solution

The third proportional to 75,146 and 177,713 is: 420,274.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,146 : 177,713 = 177,713 : x
  2. Step 2: Convert to fraction form
    75,146/177,713 = 177,713/x
  3. Step 3: Cross multiply
    75,146x = 177,713 × 177,713
  4. Step 4: Simplify right side
    75,146x = 31,581,910,369
  5. Step 5: Solve for x
    x = 31,581,910,369/75,146
  6. Step 6: Final answer
    x = 420,274.00

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.