Home / 55,156.44-76,120.05-33,644.26

Finding the Fourth Proportional to 55,156.44, 76,120.05 and 33,644.26

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Solution

The fourth proportional to 55,156.44, 76,120.05 and 33,644.26 is: 46,431.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,156.44 : 76,120.05 = 33,644.26 : x
  2. Step 2: Convert to fraction form
    55,156.44/76,120.05 = 33,644.26/x
  3. Step 3: Cross multiply
    55,156.44x = 76,120.05 × 33,644.26
  4. Step 4: Simplify right side
    55,156.44x = 2,561,002,974.73
  5. Step 5: Solve for x
    x = 2,561,002,974.73/55,156.44
  6. Step 6: Final answer
    x = 46,431.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.