Home / 248,716.52-343,236.08-135,546.56

Finding the Fourth Proportional to 248,716.52, 343,236.08 and 135,546.56

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Solution

The fourth proportional to 248,716.52, 343,236.08 and 135,546.56 is: 187,058.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,716.52 : 343,236.08 = 135,546.56 : x
  2. Step 2: Convert to fraction form
    248,716.52/343,236.08 = 135,546.56/x
  3. Step 3: Cross multiply
    248,716.52x = 343,236.08 × 135,546.56
  4. Step 4: Simplify right side
    248,716.52x = 46,524,469,911.88
  5. Step 5: Solve for x
    x = 46,524,469,911.88/248,716.52
  6. Step 6: Final answer
    x = 187,058.22

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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.