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Finding the Fourth Proportional to 49,934, 74,958.60 and 25,361.84

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Solution

The fourth proportional to 49,934, 74,958.60 and 25,361.84 is: 38,072.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,934 : 74,958.60 = 25,361.84 : x
  2. Step 2: Convert to fraction form
    49,934/74,958.60 = 25,361.84/x
  3. Step 3: Cross multiply
    49,934x = 74,958.60 × 25,361.84
  4. Step 4: Simplify right side
    49,934x = 1,901,088,019.82
  5. Step 5: Solve for x
    x = 1,901,088,019.82/49,934
  6. Step 6: Final answer
    x = 38,072.02

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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.