Home / 54,257.36-81,393.32-50,976.84

Finding the Fourth Proportional to 54,257.36, 81,393.32 and 50,976.84

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Solution

The fourth proportional to 54,257.36, 81,393.32 and 50,976.84 is: 76,472.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,257.36 : 81,393.32 = 50,976.84 : x
  2. Step 2: Convert to fraction form
    54,257.36/81,393.32 = 50,976.84/x
  3. Step 3: Cross multiply
    54,257.36x = 81,393.32 × 50,976.84
  4. Step 4: Simplify right side
    54,257.36x = 4,149,174,250.71
  5. Step 5: Solve for x
    x = 4,149,174,250.71/54,257.36
  6. Step 6: Final answer
    x = 76,472.10

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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.