Home / 248,786.04-343,324.44-135,608.76

Finding the Fourth Proportional to 248,786.04, 343,324.44 and 135,608.76

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Solution

The fourth proportional to 248,786.04, 343,324.44 and 135,608.76 is: 187,139.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,786.04 : 343,324.44 = 135,608.76 : x
  2. Step 2: Convert to fraction form
    248,786.04/343,324.44 = 135,608.76/x
  3. Step 3: Cross multiply
    248,786.04x = 343,324.44 × 135,608.76
  4. Step 4: Simplify right side
    248,786.04x = 46,557,801,586.09
  5. Step 5: Solve for x
    x = 46,557,801,586.09/248,786.04
  6. Step 6: Final answer
    x = 187,139.93

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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.