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Finding the Fourth Proportional to 54,564.96, 81,847.44 and 36,092.64

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Solution

The fourth proportional to 54,564.96, 81,847.44 and 36,092.64 is: 54,138.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,564.96 : 81,847.44 = 36,092.64 : x
  2. Step 2: Convert to fraction form
    54,564.96/81,847.44 = 36,092.64/x
  3. Step 3: Cross multiply
    54,564.96x = 81,847.44 × 36,092.64
  4. Step 4: Simplify right side
    54,564.96x = 2,954,090,186.84
  5. Step 5: Solve for x
    x = 2,954,090,186.84/54,564.96
  6. Step 6: Final answer
    x = 54,138.96

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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.