Home / 54,979.92-75,871.32-33,461.88

Finding the Fourth Proportional to 54,979.92, 75,871.32 and 33,461.88

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Solution

The fourth proportional to 54,979.92, 75,871.32 and 33,461.88 is: 46,176.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,979.92 : 75,871.32 = 33,461.88 : x
  2. Step 2: Convert to fraction form
    54,979.92/75,871.32 = 33,461.88/x
  3. Step 3: Cross multiply
    54,979.92x = 75,871.32 × 33,461.88
  4. Step 4: Simplify right side
    54,979.92x = 2,538,797,005.28
  5. Step 5: Solve for x
    x = 2,538,797,005.28/54,979.92
  6. Step 6: Final answer
    x = 46,176.80

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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.