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Finding the Third Proportional to 115,050 and 235,680

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Solution

The third proportional to 115,050 and 235,680 is: 482,790.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,050 : 235,680 = 235,680 : x
  2. Step 2: Convert to fraction form
    115,050/235,680 = 235,680/x
  3. Step 3: Cross multiply
    115,050x = 235,680 × 235,680
  4. Step 4: Simplify right side
    115,050x = 55,545,062,400
  5. Step 5: Solve for x
    x = 55,545,062,400/115,050
  6. Step 6: Final answer
    x = 482,790.63

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.