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Finding the Third Proportional to 20,094 and 45,130

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Solution

The third proportional to 20,094 and 45,130 is: 101,359.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,094 : 45,130 = 45,130 : x
  2. Step 2: Convert to fraction form
    20,094/45,130 = 45,130/x
  3. Step 3: Cross multiply
    20,094x = 45,130 × 45,130
  4. Step 4: Simplify right side
    20,094x = 2,036,716,900
  5. Step 5: Solve for x
    x = 2,036,716,900/20,094
  6. Step 6: Final answer
    x = 101,359.46

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Why These Related Problems?

These problems maintain the same ratio (2.25) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.