Home / 54,240.26-81,412.91-26,180.03

Finding the Fourth Proportional to 54,240.26, 81,412.91 and 26,180.03

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Solution

The fourth proportional to 54,240.26, 81,412.91 and 26,180.03 is: 39,295.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,240.26 : 81,412.91 = 26,180.03 : x
  2. Step 2: Convert to fraction form
    54,240.26/81,412.91 = 26,180.03/x
  3. Step 3: Cross multiply
    54,240.26x = 81,412.91 × 26,180.03
  4. Step 4: Simplify right side
    54,240.26x = 2,131,391,888.22
  5. Step 5: Solve for x
    x = 2,131,391,888.22/54,240.26
  6. Step 6: Final answer
    x = 39,295.39

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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.