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Finding the Third Proportional to 168,648 and 252,528

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Solution

The third proportional to 168,648 and 252,528 is: 378,127.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,648 : 252,528 = 252,528 : x
  2. Step 2: Convert to fraction form
    168,648/252,528 = 252,528/x
  3. Step 3: Cross multiply
    168,648x = 252,528 × 252,528
  4. Step 4: Simplify right side
    168,648x = 63,770,390,784
  5. Step 5: Solve for x
    x = 63,770,390,784/168,648
  6. Step 6: Final answer
    x = 378,127.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.