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Finding the Third Proportional to 151,065 and 211,753

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Solution

The third proportional to 151,065 and 211,753 is: 296,821.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,065 : 211,753 = 211,753 : x
  2. Step 2: Convert to fraction form
    151,065/211,753 = 211,753/x
  3. Step 3: Cross multiply
    151,065x = 211,753 × 211,753
  4. Step 4: Simplify right side
    151,065x = 44,839,333,009
  5. Step 5: Solve for x
    x = 44,839,333,009/151,065
  6. Step 6: Final answer
    x = 296,821.45

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.