Home / 87,297.64-131,011.74-33,997.96

Finding the Fourth Proportional to 87,297.64, 131,011.74 and 33,997.96

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Solution

The fourth proportional to 87,297.64, 131,011.74 and 33,997.96 is: 51,022.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,297.64 : 131,011.74 = 33,997.96 : x
  2. Step 2: Convert to fraction form
    87,297.64/131,011.74 = 33,997.96/x
  3. Step 3: Cross multiply
    87,297.64x = 131,011.74 × 33,997.96
  4. Step 4: Simplify right side
    87,297.64x = 4,454,131,896.05
  5. Step 5: Solve for x
    x = 4,454,131,896.05/87,297.64
  6. Step 6: Final answer
    x = 51,022.36

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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.