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Finding the Third Proportional to 49,268.75 and 111,690.13

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Solution

The third proportional to 49,268.75 and 111,690.13 is: 253,196.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,268.75 : 111,690.13 = 111,690.13 : x
  2. Step 2: Convert to fraction form
    49,268.75/111,690.13 = 111,690.13/x
  3. Step 3: Cross multiply
    49,268.75x = 111,690.13 × 111,690.13
  4. Step 4: Simplify right side
    49,268.75x = 12,474,684,022.52
  5. Step 5: Solve for x
    x = 12,474,684,022.52/49,268.75
  6. Step 6: Final answer
    x = 253,196.68

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Why These Related Problems?

These problems maintain the same ratio (2.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.