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Finding the Third Proportional to 43,132 and 91,448

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Solution

The third proportional to 43,132 and 91,448 is: 193,887.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,132 : 91,448 = 91,448 : x
  2. Step 2: Convert to fraction form
    43,132/91,448 = 91,448/x
  3. Step 3: Cross multiply
    43,132x = 91,448 × 91,448
  4. Step 4: Simplify right side
    43,132x = 8,362,736,704
  5. Step 5: Solve for x
    x = 8,362,736,704/43,132
  6. Step 6: Final answer
    x = 193,887.06

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.