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Finding the Third Proportional to 39,194.50 and 85,894.75

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Solution

The third proportional to 39,194.50 and 85,894.75 is: 188,238.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,194.50 : 85,894.75 = 85,894.75 : x
  2. Step 2: Convert to fraction form
    39,194.50/85,894.75 = 85,894.75/x
  3. Step 3: Cross multiply
    39,194.50x = 85,894.75 × 85,894.75
  4. Step 4: Simplify right side
    39,194.50x = 7,377,908,077.56
  5. Step 5: Solve for x
    x = 7,377,908,077.56/39,194.50
  6. Step 6: Final answer
    x = 188,238.35

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.