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Finding the Third Proportional to 124,608 and 195,838

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Solution

The third proportional to 124,608 and 195,838 is: 307,785.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,608 : 195,838 = 195,838 : x
  2. Step 2: Convert to fraction form
    124,608/195,838 = 195,838/x
  3. Step 3: Cross multiply
    124,608x = 195,838 × 195,838
  4. Step 4: Simplify right side
    124,608x = 38,352,522,244
  5. Step 5: Solve for x
    x = 38,352,522,244/124,608
  6. Step 6: Final answer
    x = 307,785.39

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.