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Finding the Third Proportional to 84,637 and 180,239

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Solution

The third proportional to 84,637 and 180,239 is: 383,828.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,637 : 180,239 = 180,239 : x
  2. Step 2: Convert to fraction form
    84,637/180,239 = 180,239/x
  3. Step 3: Cross multiply
    84,637x = 180,239 × 180,239
  4. Step 4: Simplify right side
    84,637x = 32,486,097,121
  5. Step 5: Solve for x
    x = 32,486,097,121/84,637
  6. Step 6: Final answer
    x = 383,828.55

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.