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Finding the Third Proportional to 25,644.94 and 55,122.19

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Solution

The third proportional to 25,644.94 and 55,122.19 is: 118,481.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,644.94 : 55,122.19 = 55,122.19 : x
  2. Step 2: Convert to fraction form
    25,644.94/55,122.19 = 55,122.19/x
  3. Step 3: Cross multiply
    25,644.94x = 55,122.19 × 55,122.19
  4. Step 4: Simplify right side
    25,644.94x = 3,038,455,554.79
  5. Step 5: Solve for x
    x = 3,038,455,554.79/25,644.94
  6. Step 6: Final answer
    x = 118,481.69

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.