Home / 54,063.64-81,137.22-27,791.32

Finding the Fourth Proportional to 54,063.64, 81,137.22 and 27,791.32

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Solution

The fourth proportional to 54,063.64, 81,137.22 and 27,791.32 is: 41,708.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,063.64 : 81,137.22 = 27,791.32 : x
  2. Step 2: Convert to fraction form
    54,063.64/81,137.22 = 27,791.32/x
  3. Step 3: Cross multiply
    54,063.64x = 81,137.22 × 27,791.32
  4. Step 4: Simplify right side
    54,063.64x = 2,254,910,444.93
  5. Step 5: Solve for x
    x = 2,254,910,444.93/54,063.64
  6. Step 6: Final answer
    x = 41,708.45

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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.