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Finding the Third Proportional to 45,268 and 99,752

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Solution

The third proportional to 45,268 and 99,752 is: 219,812.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,268 : 99,752 = 99,752 : x
  2. Step 2: Convert to fraction form
    45,268/99,752 = 99,752/x
  3. Step 3: Cross multiply
    45,268x = 99,752 × 99,752
  4. Step 4: Simplify right side
    45,268x = 9,950,461,504
  5. Step 5: Solve for x
    x = 9,950,461,504/45,268
  6. Step 6: Final answer
    x = 219,812.26

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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.