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Finding the Fourth Proportional to 125,846.56, 188,791.44 and 41,626.72

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Solution

The fourth proportional to 125,846.56, 188,791.44 and 41,626.72 is: 62,447.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,846.56 : 188,791.44 = 41,626.72 : x
  2. Step 2: Convert to fraction form
    125,846.56/188,791.44 = 41,626.72/x
  3. Step 3: Cross multiply
    125,846.56x = 188,791.44 × 41,626.72
  4. Step 4: Simplify right side
    125,846.56x = 7,858,768,411.28
  5. Step 5: Solve for x
    x = 7,858,768,411.28/125,846.56
  6. Step 6: Final answer
    x = 62,447.22

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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.