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Finding the Third Proportional to 80,145 and 114,525

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Solution

The third proportional to 80,145 and 114,525 is: 163,653.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,145 : 114,525 = 114,525 : x
  2. Step 2: Convert to fraction form
    80,145/114,525 = 114,525/x
  3. Step 3: Cross multiply
    80,145x = 114,525 × 114,525
  4. Step 4: Simplify right side
    80,145x = 13,115,975,625
  5. Step 5: Solve for x
    x = 13,115,975,625/80,145
  6. Step 6: Final answer
    x = 163,653.07

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.