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Finding the Third Proportional to 85,574.25 and 190,824.75

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Solution

The third proportional to 85,574.25 and 190,824.75 is: 425,526.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,574.25 : 190,824.75 = 190,824.75 : x
  2. Step 2: Convert to fraction form
    85,574.25/190,824.75 = 190,824.75/x
  3. Step 3: Cross multiply
    85,574.25x = 190,824.75 × 190,824.75
  4. Step 4: Simplify right side
    85,574.25x = 36,414,085,212.56
  5. Step 5: Solve for x
    x = 36,414,085,212.56/85,574.25
  6. Step 6: Final answer
    x = 425,526.20

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.