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Finding the Third Proportional to 37,752 and 81,324

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Solution

The third proportional to 37,752 and 81,324 is: 175,185.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,752 : 81,324 = 81,324 : x
  2. Step 2: Convert to fraction form
    37,752/81,324 = 81,324/x
  3. Step 3: Cross multiply
    37,752x = 81,324 × 81,324
  4. Step 4: Simplify right side
    37,752x = 6,613,592,976
  5. Step 5: Solve for x
    x = 6,613,592,976/37,752
  6. Step 6: Final answer
    x = 175,185.23

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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.