Home / 54,367.19-75,026.85-31,721.75

Finding the Fourth Proportional to 54,367.19, 75,026.85 and 31,721.75

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Solution

The fourth proportional to 54,367.19, 75,026.85 and 31,721.75 is: 43,776.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,367.19 : 75,026.85 = 31,721.75 : x
  2. Step 2: Convert to fraction form
    54,367.19/75,026.85 = 31,721.75/x
  3. Step 3: Cross multiply
    54,367.19x = 75,026.85 × 31,721.75
  4. Step 4: Simplify right side
    54,367.19x = 2,379,982,978.99
  5. Step 5: Solve for x
    x = 2,379,982,978.99/54,367.19
  6. Step 6: Final answer
    x = 43,776.09

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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.