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Finding the Third Proportional to 93,919.50 and 140,919.75

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Solution

The third proportional to 93,919.50 and 140,919.75 is: 211,440.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,919.50 : 140,919.75 = 140,919.75 : x
  2. Step 2: Convert to fraction form
    93,919.50/140,919.75 = 140,919.75/x
  3. Step 3: Cross multiply
    93,919.50x = 140,919.75 × 140,919.75
  4. Step 4: Simplify right side
    93,919.50x = 19,858,375,940.06
  5. Step 5: Solve for x
    x = 19,858,375,940.06/93,919.50
  6. Step 6: Final answer
    x = 211,440.39

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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.