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Finding the Fourth Proportional to 54,991.96, 75,887.86 and 33,473.88

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Solution

The fourth proportional to 54,991.96, 75,887.86 and 33,473.88 is: 46,193.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,991.96 : 75,887.86 = 33,473.88 : x
  2. Step 2: Convert to fraction form
    54,991.96/75,887.86 = 33,473.88/x
  3. Step 3: Cross multiply
    54,991.96x = 75,887.86 × 33,473.88
  4. Step 4: Simplify right side
    54,991.96x = 2,540,261,119.10
  5. Step 5: Solve for x
    x = 2,540,261,119.10/54,991.96
  6. Step 6: Final answer
    x = 46,193.32

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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.