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Finding the Third Proportional to 125,122 and 188,763

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Solution

The third proportional to 125,122 and 188,763 is: 284,773.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,122 : 188,763 = 188,763 : x
  2. Step 2: Convert to fraction form
    125,122/188,763 = 188,763/x
  3. Step 3: Cross multiply
    125,122x = 188,763 × 188,763
  4. Step 4: Simplify right side
    125,122x = 35,631,470,169
  5. Step 5: Solve for x
    x = 35,631,470,169/125,122
  6. Step 6: Final answer
    x = 284,773.82

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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.