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Finding the Third Proportional to 166,212 and 248,652

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Solution

The third proportional to 166,212 and 248,652 is: 371,981.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,212 : 248,652 = 248,652 : x
  2. Step 2: Convert to fraction form
    166,212/248,652 = 248,652/x
  3. Step 3: Cross multiply
    166,212x = 248,652 × 248,652
  4. Step 4: Simplify right side
    166,212x = 61,827,817,104
  5. Step 5: Solve for x
    x = 61,827,817,104/166,212
  6. Step 6: Final answer
    x = 371,981.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.