Home / 254,844.23-351,694.07-140,131.61

Finding the Fourth Proportional to 254,844.23, 351,694.07 and 140,131.61

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Solution

The fourth proportional to 254,844.23, 351,694.07 and 140,131.61 is: 193,386.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,844.23 : 351,694.07 = 140,131.61 : x
  2. Step 2: Convert to fraction form
    254,844.23/351,694.07 = 140,131.61/x
  3. Step 3: Cross multiply
    254,844.23x = 351,694.07 × 140,131.61
  4. Step 4: Simplify right side
    254,844.23x = 49,283,453,797.42
  5. Step 5: Solve for x
    x = 49,283,453,797.42/254,844.23
  6. Step 6: Final answer
    x = 193,386.58

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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.