Home / 99,844.16-149,716.16-33,260.88

Finding the Fourth Proportional to 99,844.16, 149,716.16 and 33,260.88

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Solution

The fourth proportional to 99,844.16, 149,716.16 and 33,260.88 is: 49,874.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,844.16 : 149,716.16 = 33,260.88 : x
  2. Step 2: Convert to fraction form
    99,844.16/149,716.16 = 33,260.88/x
  3. Step 3: Cross multiply
    99,844.16x = 149,716.16 × 33,260.88
  4. Step 4: Simplify right side
    99,844.16x = 4,979,691,231.82
  5. Step 5: Solve for x
    x = 4,979,691,231.82/99,844.16
  6. Step 6: Final answer
    x = 49,874.64

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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.