Home / 92,579.80-138,836.22-33,399.56

Finding the Fourth Proportional to 92,579.80, 138,836.22 and 33,399.56

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Solution

The fourth proportional to 92,579.80, 138,836.22 and 33,399.56 is: 50,087.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,579.80 : 138,836.22 = 33,399.56 : x
  2. Step 2: Convert to fraction form
    92,579.80/138,836.22 = 33,399.56/x
  3. Step 3: Cross multiply
    92,579.80x = 138,836.22 × 33,399.56
  4. Step 4: Simplify right side
    92,579.80x = 4,637,068,660.06
  5. Step 5: Solve for x
    x = 4,637,068,660.06/92,579.80
  6. Step 6: Final answer
    x = 50,087.26

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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.