Home / 254,918.36-351,791.40-140,202.04

Finding the Fourth Proportional to 254,918.36, 351,791.40 and 140,202.04

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Solution

The fourth proportional to 254,918.36, 351,791.40 and 140,202.04 is: 193,481.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,918.36 : 351,791.40 = 140,202.04 : x
  2. Step 2: Convert to fraction form
    254,918.36/351,791.40 = 140,202.04/x
  3. Step 3: Cross multiply
    254,918.36x = 351,791.40 × 140,202.04
  4. Step 4: Simplify right side
    254,918.36x = 49,321,871,934.46
  5. Step 5: Solve for x
    x = 49,321,871,934.46/254,918.36
  6. Step 6: Final answer
    x = 193,481.05

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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.