Home / 54,936.52-75,811.94-31,067.88

Finding the Fourth Proportional to 54,936.52, 75,811.94 and 31,067.88

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Solution

The fourth proportional to 54,936.52, 75,811.94 and 31,067.88 is: 42,873.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,936.52 : 75,811.94 = 31,067.88 : x
  2. Step 2: Convert to fraction form
    54,936.52/75,811.94 = 31,067.88/x
  3. Step 3: Cross multiply
    54,936.52x = 75,811.94 × 31,067.88
  4. Step 4: Simplify right side
    54,936.52x = 2,355,316,254.49
  5. Step 5: Solve for x
    x = 2,355,316,254.49/54,936.52
  6. Step 6: Final answer
    x = 42,873.42

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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.