Home / 54,939.40-82,323.84-38,105.27

Finding the Fourth Proportional to 54,939.40, 82,323.84 and 38,105.27

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Solution

The fourth proportional to 54,939.40, 82,323.84 and 38,105.27 is: 57,098.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,939.40 : 82,323.84 = 38,105.27 : x
  2. Step 2: Convert to fraction form
    54,939.40/82,323.84 = 38,105.27/x
  3. Step 3: Cross multiply
    54,939.40x = 82,323.84 × 38,105.27
  4. Step 4: Simplify right side
    54,939.40x = 3,136,972,190.63
  5. Step 5: Solve for x
    x = 3,136,972,190.63/54,939.40
  6. Step 6: Final answer
    x = 57,098.77

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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.