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Finding the Third Proportional to 62,515.69 and 136,889.44

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Solution

The third proportional to 62,515.69 and 136,889.44 is: 299,744.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,515.69 : 136,889.44 = 136,889.44 : x
  2. Step 2: Convert to fraction form
    62,515.69/136,889.44 = 136,889.44/x
  3. Step 3: Cross multiply
    62,515.69x = 136,889.44 × 136,889.44
  4. Step 4: Simplify right side
    62,515.69x = 18,738,718,099.07
  5. Step 5: Solve for x
    x = 18,738,718,099.07/62,515.69
  6. Step 6: Final answer
    x = 299,744.25

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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.