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Finding the Third Proportional to 91,764 and 202,154

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Solution

The third proportional to 91,764 and 202,154 is: 445,340.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,764 : 202,154 = 202,154 : x
  2. Step 2: Convert to fraction form
    91,764/202,154 = 202,154/x
  3. Step 3: Cross multiply
    91,764x = 202,154 × 202,154
  4. Step 4: Simplify right side
    91,764x = 40,866,239,716
  5. Step 5: Solve for x
    x = 40,866,239,716/91,764
  6. Step 6: Final answer
    x = 445,340.65

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.