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Finding the Fourth Proportional to 73,003.66, 100,739.02 and 41,180.38

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Solution

The fourth proportional to 73,003.66, 100,739.02 and 41,180.38 is: 56,825.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,003.66 : 100,739.02 = 41,180.38 : x
  2. Step 2: Convert to fraction form
    73,003.66/100,739.02 = 41,180.38/x
  3. Step 3: Cross multiply
    73,003.66x = 100,739.02 × 41,180.38
  4. Step 4: Simplify right side
    73,003.66x = 4,148,471,124.43
  5. Step 5: Solve for x
    x = 4,148,471,124.43/73,003.66
  6. Step 6: Final answer
    x = 56,825.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.