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Finding the Third Proportional to 70,158 and 107,325

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Solution

The third proportional to 70,158 and 107,325 is: 164,181.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,158 : 107,325 = 107,325 : x
  2. Step 2: Convert to fraction form
    70,158/107,325 = 107,325/x
  3. Step 3: Cross multiply
    70,158x = 107,325 × 107,325
  4. Step 4: Simplify right side
    70,158x = 11,518,655,625
  5. Step 5: Solve for x
    x = 11,518,655,625/70,158
  6. Step 6: Final answer
    x = 164,181.64

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.