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Finding the Third Proportional to 20,940.08 and 45,160.66

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Solution

The third proportional to 20,940.08 and 45,160.66 is: 97,396.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,940.08 : 45,160.66 = 45,160.66 : x
  2. Step 2: Convert to fraction form
    20,940.08/45,160.66 = 45,160.66/x
  3. Step 3: Cross multiply
    20,940.08x = 45,160.66 × 45,160.66
  4. Step 4: Simplify right side
    20,940.08x = 2,039,485,578.57
  5. Step 5: Solve for x
    x = 2,039,485,578.57/20,940.08
  6. Step 6: Final answer
    x = 97,396.26

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.