Home / 225,924.08-338,649.66-76,112.60

Finding the Fourth Proportional to 225,924.08, 338,649.66 and 76,112.60

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Solution

The fourth proportional to 225,924.08, 338,649.66 and 76,112.60 is: 114,089.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,924.08 : 338,649.66 = 76,112.60 : x
  2. Step 2: Convert to fraction form
    225,924.08/338,649.66 = 76,112.60/x
  3. Step 3: Cross multiply
    225,924.08x = 338,649.66 × 76,112.60
  4. Step 4: Simplify right side
    225,924.08x = 25,775,504,418.47
  5. Step 5: Solve for x
    x = 25,775,504,418.47/225,924.08
  6. Step 6: Final answer
    x = 114,089.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.