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Finding the Third Proportional to 19,800.75 and 43,449.75

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Solution

The third proportional to 19,800.75 and 43,449.75 is: 95,343.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,800.75 : 43,449.75 = 43,449.75 : x
  2. Step 2: Convert to fraction form
    19,800.75/43,449.75 = 43,449.75/x
  3. Step 3: Cross multiply
    19,800.75x = 43,449.75 × 43,449.75
  4. Step 4: Simplify right side
    19,800.75x = 1,887,880,775.06
  5. Step 5: Solve for x
    x = 1,887,880,775.06/19,800.75
  6. Step 6: Final answer
    x = 95,343.90

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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.