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Finding the Third Proportional to 57,127.50 and 125,190

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Solution

The third proportional to 57,127.50 and 125,190 is: 274,343.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,127.50 : 125,190 = 125,190 : x
  2. Step 2: Convert to fraction form
    57,127.50/125,190 = 125,190/x
  3. Step 3: Cross multiply
    57,127.50x = 125,190 × 125,190
  4. Step 4: Simplify right side
    57,127.50x = 15,672,536,100
  5. Step 5: Solve for x
    x = 15,672,536,100/57,127.50
  6. Step 6: Final answer
    x = 274,343.11

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.