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Finding the Third Proportional to 63,143.50 and 97,530

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Solution

The third proportional to 63,143.50 and 97,530 is: 150,642.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,143.50 : 97,530 = 97,530 : x
  2. Step 2: Convert to fraction form
    63,143.50/97,530 = 97,530/x
  3. Step 3: Cross multiply
    63,143.50x = 97,530 × 97,530
  4. Step 4: Simplify right side
    63,143.50x = 9,512,100,900
  5. Step 5: Solve for x
    x = 9,512,100,900/63,143.50
  6. Step 6: Final answer
    x = 150,642.60

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.