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Finding the Third Proportional to 104,813 and 148,168

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Solution

The third proportional to 104,813 and 148,168 is: 209,456.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,813 : 148,168 = 148,168 : x
  2. Step 2: Convert to fraction form
    104,813/148,168 = 148,168/x
  3. Step 3: Cross multiply
    104,813x = 148,168 × 148,168
  4. Step 4: Simplify right side
    104,813x = 21,953,756,224
  5. Step 5: Solve for x
    x = 21,953,756,224/104,813
  6. Step 6: Final answer
    x = 209,456.42

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.