Home / 254,942.78-351,829.56-140,226.26

Finding the Fourth Proportional to 254,942.78, 351,829.56 and 140,226.26

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Solution

The fourth proportional to 254,942.78, 351,829.56 and 140,226.26 is: 193,516.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,942.78 : 351,829.56 = 140,226.26 : x
  2. Step 2: Convert to fraction form
    254,942.78/351,829.56 = 140,226.26/x
  3. Step 3: Cross multiply
    254,942.78x = 351,829.56 × 140,226.26
  4. Step 4: Simplify right side
    254,942.78x = 49,335,743,356.25
  5. Step 5: Solve for x
    x = 49,335,743,356.25/254,942.78
  6. Step 6: Final answer
    x = 193,516.93

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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.