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Finding the Third Proportional to 91,707 and 194,454

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Solution

The third proportional to 91,707 and 194,454 is: 412,317.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,707 : 194,454 = 194,454 : x
  2. Step 2: Convert to fraction form
    91,707/194,454 = 194,454/x
  3. Step 3: Cross multiply
    91,707x = 194,454 × 194,454
  4. Step 4: Simplify right side
    91,707x = 37,812,358,116
  5. Step 5: Solve for x
    x = 37,812,358,116/91,707
  6. Step 6: Final answer
    x = 412,317.03

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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.