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Finding the Third Proportional to 77,727.75 and 166,119.75

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Solution

The third proportional to 77,727.75 and 166,119.75 is: 355,031.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,727.75 : 166,119.75 = 166,119.75 : x
  2. Step 2: Convert to fraction form
    77,727.75/166,119.75 = 166,119.75/x
  3. Step 3: Cross multiply
    77,727.75x = 166,119.75 × 166,119.75
  4. Step 4: Simplify right side
    77,727.75x = 27,595,771,340.06
  5. Step 5: Solve for x
    x = 27,595,771,340.06/77,727.75
  6. Step 6: Final answer
    x = 355,031.14

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.