Home / 54,640.44-81,939.88-26,148.14

Finding the Fourth Proportional to 54,640.44, 81,939.88 and 26,148.14

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Solution

The fourth proportional to 54,640.44, 81,939.88 and 26,148.14 is: 39,212.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,640.44 : 81,939.88 = 26,148.14 : x
  2. Step 2: Convert to fraction form
    54,640.44/81,939.88 = 26,148.14/x
  3. Step 3: Cross multiply
    54,640.44x = 81,939.88 × 26,148.14
  4. Step 4: Simplify right side
    54,640.44x = 2,142,575,453.82
  5. Step 5: Solve for x
    x = 2,142,575,453.82/54,640.44
  6. Step 6: Final answer
    x = 39,212.27

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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.