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Finding the Fourth Proportional to 141,297.78, 211,979.49 and 41,453.94

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Solution

The fourth proportional to 141,297.78, 211,979.49 and 41,453.94 is: 62,190.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,297.78 : 211,979.49 = 41,453.94 : x
  2. Step 2: Convert to fraction form
    141,297.78/211,979.49 = 41,453.94/x
  3. Step 3: Cross multiply
    141,297.78x = 211,979.49 × 41,453.94
  4. Step 4: Simplify right side
    141,297.78x = 8,787,385,059.69
  5. Step 5: Solve for x
    x = 8,787,385,059.69/141,297.78
  6. Step 6: Final answer
    x = 62,190.54

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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.