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Finding the Fourth Proportional to 54,481.02, 75,187.02 and 41,028.54

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Solution

The fourth proportional to 54,481.02, 75,187.02 and 41,028.54 is: 56,621.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,481.02 : 75,187.02 = 41,028.54 : x
  2. Step 2: Convert to fraction form
    54,481.02/75,187.02 = 41,028.54/x
  3. Step 3: Cross multiply
    54,481.02x = 75,187.02 × 41,028.54
  4. Step 4: Simplify right side
    54,481.02x = 3,084,813,657.55
  5. Step 5: Solve for x
    x = 3,084,813,657.55/54,481.02
  6. Step 6: Final answer
    x = 56,621.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.