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Finding the Fourth Proportional to 49,684.82, 74,499.02 and 33,908.97

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Solution

The fourth proportional to 49,684.82, 74,499.02 and 33,908.97 is: 50,844.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,684.82 : 74,499.02 = 33,908.97 : x
  2. Step 2: Convert to fraction form
    49,684.82/74,499.02 = 33,908.97/x
  3. Step 3: Cross multiply
    49,684.82x = 74,499.02 × 33,908.97
  4. Step 4: Simplify right side
    49,684.82x = 2,526,184,864.66
  5. Step 5: Solve for x
    x = 2,526,184,864.66/49,684.82
  6. Step 6: Final answer
    x = 50,844.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.