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Finding the Third Proportional to 166,981.50 and 369,974.25

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Solution

The third proportional to 166,981.50 and 369,974.25 is: 819,737.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,981.50 : 369,974.25 = 369,974.25 : x
  2. Step 2: Convert to fraction form
    166,981.50/369,974.25 = 369,974.25/x
  3. Step 3: Cross multiply
    166,981.50x = 369,974.25 × 369,974.25
  4. Step 4: Simplify right side
    166,981.50x = 136,880,945,663.06
  5. Step 5: Solve for x
    x = 136,880,945,663.06/166,981.50
  6. Step 6: Final answer
    x = 819,737.19

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.