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Finding the Third Proportional to 122,940 and 183,725

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Solution

The third proportional to 122,940 and 183,725 is: 274,563.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,940 : 183,725 = 183,725 : x
  2. Step 2: Convert to fraction form
    122,940/183,725 = 183,725/x
  3. Step 3: Cross multiply
    122,940x = 183,725 × 183,725
  4. Step 4: Simplify right side
    122,940x = 33,754,875,625
  5. Step 5: Solve for x
    x = 33,754,875,625/122,940
  6. Step 6: Final answer
    x = 274,563.82

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.