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Finding the Third Proportional to 127,885.50 and 186,205.50

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Solution

The third proportional to 127,885.50 and 186,205.50 is: 271,121.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,885.50 : 186,205.50 = 186,205.50 : x
  2. Step 2: Convert to fraction form
    127,885.50/186,205.50 = 186,205.50/x
  3. Step 3: Cross multiply
    127,885.50x = 186,205.50 × 186,205.50
  4. Step 4: Simplify right side
    127,885.50x = 34,672,488,230.25
  5. Step 5: Solve for x
    x = 34,672,488,230.25/127,885.50
  6. Step 6: Final answer
    x = 271,121.34

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.