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Finding the Third Proportional to 76,192 and 164,047

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Solution

The third proportional to 76,192 and 164,047 is: 353,205.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,192 : 164,047 = 164,047 : x
  2. Step 2: Convert to fraction form
    76,192/164,047 = 164,047/x
  3. Step 3: Cross multiply
    76,192x = 164,047 × 164,047
  4. Step 4: Simplify right side
    76,192x = 26,911,418,209
  5. Step 5: Solve for x
    x = 26,911,418,209/76,192
  6. Step 6: Final answer
    x = 353,205.30

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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.