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Finding the Fourth Proportional to 48,775.62, 73,163.46 and 41,431.44

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Solution

The fourth proportional to 48,775.62, 73,163.46 and 41,431.44 is: 62,147.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,775.62 : 73,163.46 = 41,431.44 : x
  2. Step 2: Convert to fraction form
    48,775.62/73,163.46 = 41,431.44/x
  3. Step 3: Cross multiply
    48,775.62x = 73,163.46 × 41,431.44
  4. Step 4: Simplify right side
    48,775.62x = 3,031,267,503.18
  5. Step 5: Solve for x
    x = 3,031,267,503.18/48,775.62
  6. Step 6: Final answer
    x = 62,147.19

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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.