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Finding the Fourth Proportional to 41,361.62, 61,574.69 and 41,115.59

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Solution

The fourth proportional to 41,361.62, 61,574.69 and 41,115.59 is: 61,208.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,361.62 : 61,574.69 = 41,115.59 : x
  2. Step 2: Convert to fraction form
    41,361.62/61,574.69 = 41,115.59/x
  3. Step 3: Cross multiply
    41,361.62x = 61,574.69 × 41,115.59
  4. Step 4: Simplify right side
    41,361.62x = 2,531,679,194.97
  5. Step 5: Solve for x
    x = 2,531,679,194.97/41,361.62
  6. Step 6: Final answer
    x = 61,208.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.