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Finding the Third Proportional to 56,649.38 and 111,840.75

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Solution

The third proportional to 56,649.38 and 111,840.75 is: 220,803.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,649.38 : 111,840.75 = 111,840.75 : x
  2. Step 2: Convert to fraction form
    56,649.38/111,840.75 = 111,840.75/x
  3. Step 3: Cross multiply
    56,649.38x = 111,840.75 × 111,840.75
  4. Step 4: Simplify right side
    56,649.38x = 12,508,353,360.56
  5. Step 5: Solve for x
    x = 12,508,353,360.56/56,649.38
  6. Step 6: Final answer
    x = 220,803.02

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.