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Finding the Third Proportional to 115,076.25 and 252,904.50

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Solution

The third proportional to 115,076.25 and 252,904.50 is: 555,811.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,076.25 : 252,904.50 = 252,904.50 : x
  2. Step 2: Convert to fraction form
    115,076.25/252,904.50 = 252,904.50/x
  3. Step 3: Cross multiply
    115,076.25x = 252,904.50 × 252,904.50
  4. Step 4: Simplify right side
    115,076.25x = 63,960,686,120.25
  5. Step 5: Solve for x
    x = 63,960,686,120.25/115,076.25
  6. Step 6: Final answer
    x = 555,811.35

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.