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Finding the Third Proportional to 28,707.75 and 61,568.44

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Solution

The third proportional to 28,707.75 and 61,568.44 is: 132,043.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,707.75 : 61,568.44 = 61,568.44 : x
  2. Step 2: Convert to fraction form
    28,707.75/61,568.44 = 61,568.44/x
  3. Step 3: Cross multiply
    28,707.75x = 61,568.44 × 61,568.44
  4. Step 4: Simplify right side
    28,707.75x = 3,790,672,496.19
  5. Step 5: Solve for x
    x = 3,790,672,496.19/28,707.75
  6. Step 6: Final answer
    x = 132,043.52

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.