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Finding the Third Proportional to 124,962 and 190,539

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Solution

The third proportional to 124,962 and 190,539 is: 290,529.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,962 : 190,539 = 190,539 : x
  2. Step 2: Convert to fraction form
    124,962/190,539 = 190,539/x
  3. Step 3: Cross multiply
    124,962x = 190,539 × 190,539
  4. Step 4: Simplify right side
    124,962x = 36,305,110,521
  5. Step 5: Solve for x
    x = 36,305,110,521/124,962
  6. Step 6: Final answer
    x = 290,529.21

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.