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Finding the Third Proportional to 108,912 and 234,509

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Solution

The third proportional to 108,912 and 234,509 is: 504,944.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,912 : 234,509 = 234,509 : x
  2. Step 2: Convert to fraction form
    108,912/234,509 = 234,509/x
  3. Step 3: Cross multiply
    108,912x = 234,509 × 234,509
  4. Step 4: Simplify right side
    108,912x = 54,994,471,081
  5. Step 5: Solve for x
    x = 54,994,471,081/108,912
  6. Step 6: Final answer
    x = 504,944.09

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.