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Finding the Third Proportional to 113,905 and 175,317

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Solution

The third proportional to 113,905 and 175,317 is: 269,839.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,905 : 175,317 = 175,317 : x
  2. Step 2: Convert to fraction form
    113,905/175,317 = 175,317/x
  3. Step 3: Cross multiply
    113,905x = 175,317 × 175,317
  4. Step 4: Simplify right side
    113,905x = 30,736,050,489
  5. Step 5: Solve for x
    x = 30,736,050,489/113,905
  6. Step 6: Final answer
    x = 269,839.34

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.