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Finding the Third Proportional to 146,967.75 and 219,880.38

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Solution

The third proportional to 146,967.75 and 219,880.38 is: 328,965.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,967.75 : 219,880.38 = 219,880.38 : x
  2. Step 2: Convert to fraction form
    146,967.75/219,880.38 = 219,880.38/x
  3. Step 3: Cross multiply
    146,967.75x = 219,880.38 × 219,880.38
  4. Step 4: Simplify right side
    146,967.75x = 48,347,379,310.14
  5. Step 5: Solve for x
    x = 48,347,379,310.14/146,967.75
  6. Step 6: Final answer
    x = 328,965.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.