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Finding the Third Proportional to 61,819.45 and 134,711.23

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Solution

The third proportional to 61,819.45 and 134,711.23 is: 293,550.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,819.45 : 134,711.23 = 134,711.23 : x
  2. Step 2: Convert to fraction form
    61,819.45/134,711.23 = 134,711.23/x
  3. Step 3: Cross multiply
    61,819.45x = 134,711.23 × 134,711.23
  4. Step 4: Simplify right side
    61,819.45x = 18,147,114,561.97
  5. Step 5: Solve for x
    x = 18,147,114,561.97/61,819.45
  6. Step 6: Final answer
    x = 293,550.23

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.