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Finding the Third Proportional to 113,629.50 and 239,240.25

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Solution

The third proportional to 113,629.50 and 239,240.25 is: 503,706.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,629.50 : 239,240.25 = 239,240.25 : x
  2. Step 2: Convert to fraction form
    113,629.50/239,240.25 = 239,240.25/x
  3. Step 3: Cross multiply
    113,629.50x = 239,240.25 × 239,240.25
  4. Step 4: Simplify right side
    113,629.50x = 57,235,897,220.06
  5. Step 5: Solve for x
    x = 57,235,897,220.06/113,629.50
  6. Step 6: Final answer
    x = 503,706.32

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.