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Finding the Third Proportional to 109,788 and 236,226

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Solution

The third proportional to 109,788 and 236,226 is: 508,277.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,788 : 236,226 = 236,226 : x
  2. Step 2: Convert to fraction form
    109,788/236,226 = 236,226/x
  3. Step 3: Cross multiply
    109,788x = 236,226 × 236,226
  4. Step 4: Simplify right side
    109,788x = 55,802,723,076
  5. Step 5: Solve for x
    x = 55,802,723,076/109,788
  6. Step 6: Final answer
    x = 508,277.07

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.