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Finding the Third Proportional to 90,652.50 and 127,433.25

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Solution

The third proportional to 90,652.50 and 127,433.25 is: 179,137.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,652.50 : 127,433.25 = 127,433.25 : x
  2. Step 2: Convert to fraction form
    90,652.50/127,433.25 = 127,433.25/x
  3. Step 3: Cross multiply
    90,652.50x = 127,433.25 × 127,433.25
  4. Step 4: Simplify right side
    90,652.50x = 16,239,233,205.56
  5. Step 5: Solve for x
    x = 16,239,233,205.56/90,652.50
  6. Step 6: Final answer
    x = 179,137.18

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.