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Finding the Third Proportional to 100,366 and 150,557

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Solution

The third proportional to 100,366 and 150,557 is: 225,847.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,366 : 150,557 = 150,557 : x
  2. Step 2: Convert to fraction form
    100,366/150,557 = 150,557/x
  3. Step 3: Cross multiply
    100,366x = 150,557 × 150,557
  4. Step 4: Simplify right side
    100,366x = 22,667,410,249
  5. Step 5: Solve for x
    x = 22,667,410,249/100,366
  6. Step 6: Final answer
    x = 225,847.50

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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.