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Finding the Third Proportional to 69,342 and 104,502

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Solution

The third proportional to 69,342 and 104,502 is: 157,489.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,342 : 104,502 = 104,502 : x
  2. Step 2: Convert to fraction form
    69,342/104,502 = 104,502/x
  3. Step 3: Cross multiply
    69,342x = 104,502 × 104,502
  4. Step 4: Simplify right side
    69,342x = 10,920,668,004
  5. Step 5: Solve for x
    x = 10,920,668,004/69,342
  6. Step 6: Final answer
    x = 157,489.95

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.