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Finding the Third Proportional to 50,378 and 75,575

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Solution

The third proportional to 50,378 and 75,575 is: 113,374.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,378 : 75,575 = 75,575 : x
  2. Step 2: Convert to fraction form
    50,378/75,575 = 75,575/x
  3. Step 3: Cross multiply
    50,378x = 75,575 × 75,575
  4. Step 4: Simplify right side
    50,378x = 5,711,580,625
  5. Step 5: Solve for x
    x = 5,711,580,625/50,378
  6. Step 6: Final answer
    x = 113,374.50

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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.