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Finding the Third Proportional to 25,890.75 and 57,651.75

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Solution

The third proportional to 25,890.75 and 57,651.75 is: 128,374.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,890.75 : 57,651.75 = 57,651.75 : x
  2. Step 2: Convert to fraction form
    25,890.75/57,651.75 = 57,651.75/x
  3. Step 3: Cross multiply
    25,890.75x = 57,651.75 × 57,651.75
  4. Step 4: Simplify right side
    25,890.75x = 3,323,724,278.06
  5. Step 5: Solve for x
    x = 3,323,724,278.06/25,890.75
  6. Step 6: Final answer
    x = 128,374.97

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.