Home / 248,785.39-343,324.44-135,608.14

Finding the Fourth Proportional to 248,785.39, 343,324.44 and 135,608.14

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Solution

The fourth proportional to 248,785.39, 343,324.44 and 135,608.14 is: 187,139.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,785.39 : 343,324.44 = 135,608.14 : x
  2. Step 2: Convert to fraction form
    248,785.39/343,324.44 = 135,608.14/x
  3. Step 3: Cross multiply
    248,785.39x = 343,324.44 × 135,608.14
  4. Step 4: Simplify right side
    248,785.39x = 46,557,588,724.94
  5. Step 5: Solve for x
    x = 46,557,588,724.94/248,785.39
  6. Step 6: Final answer
    x = 187,139.56

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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.