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Finding the Third Proportional to 97,629 and 213,159

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Solution

The third proportional to 97,629 and 213,159 is: 465,402.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,629 : 213,159 = 213,159 : x
  2. Step 2: Convert to fraction form
    97,629/213,159 = 213,159/x
  3. Step 3: Cross multiply
    97,629x = 213,159 × 213,159
  4. Step 4: Simplify right side
    97,629x = 45,436,759,281
  5. Step 5: Solve for x
    x = 45,436,759,281/97,629
  6. Step 6: Final answer
    x = 465,402.28

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.