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Finding the Third Proportional to 131,125.50 and 273,321

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Solution

The third proportional to 131,125.50 and 273,321 is: 569,716.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,125.50 : 273,321 = 273,321 : x
  2. Step 2: Convert to fraction form
    131,125.50/273,321 = 273,321/x
  3. Step 3: Cross multiply
    131,125.50x = 273,321 × 273,321
  4. Step 4: Simplify right side
    131,125.50x = 74,704,369,041
  5. Step 5: Solve for x
    x = 74,704,369,041/131,125.50
  6. Step 6: Final answer
    x = 569,716.56

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.