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Finding the Third Proportional to 135,923.75 and 319,801.25

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Solution

The third proportional to 135,923.75 and 319,801.25 is: 752,428.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,923.75 : 319,801.25 = 319,801.25 : x
  2. Step 2: Convert to fraction form
    135,923.75/319,801.25 = 319,801.25/x
  3. Step 3: Cross multiply
    135,923.75x = 319,801.25 × 319,801.25
  4. Step 4: Simplify right side
    135,923.75x = 102,272,839,501.56
  5. Step 5: Solve for x
    x = 102,272,839,501.56/135,923.75
  6. Step 6: Final answer
    x = 752,428.03

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.