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Finding the Third Proportional to 118,462.50 and 279,648.75

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Solution

The third proportional to 118,462.50 and 279,648.75 is: 660,153.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,462.50 : 279,648.75 = 279,648.75 : x
  2. Step 2: Convert to fraction form
    118,462.50/279,648.75 = 279,648.75/x
  3. Step 3: Cross multiply
    118,462.50x = 279,648.75 × 279,648.75
  4. Step 4: Simplify right side
    118,462.50x = 78,203,423,376.56
  5. Step 5: Solve for x
    x = 78,203,423,376.56/118,462.50
  6. Step 6: Final answer
    x = 660,153.41

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.