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Finding the Third Proportional to 49,252.50 and 76,188

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Solution

The third proportional to 49,252.50 and 76,188 is: 117,854.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,252.50 : 76,188 = 76,188 : x
  2. Step 2: Convert to fraction form
    49,252.50/76,188 = 76,188/x
  3. Step 3: Cross multiply
    49,252.50x = 76,188 × 76,188
  4. Step 4: Simplify right side
    49,252.50x = 5,804,611,344
  5. Step 5: Solve for x
    x = 5,804,611,344/49,252.50
  6. Step 6: Final answer
    x = 117,854.15

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.