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Finding the Third Proportional to 118,393.50 and 253,635

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Solution

The third proportional to 118,393.50 and 253,635 is: 543,363.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,393.50 : 253,635 = 253,635 : x
  2. Step 2: Convert to fraction form
    118,393.50/253,635 = 253,635/x
  3. Step 3: Cross multiply
    118,393.50x = 253,635 × 253,635
  4. Step 4: Simplify right side
    118,393.50x = 64,330,713,225
  5. Step 5: Solve for x
    x = 64,330,713,225/118,393.50
  6. Step 6: Final answer
    x = 543,363.56

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.