Home / 225,588.44-311,282.39-134,911.28

Finding the Fourth Proportional to 225,588.44, 311,282.39 and 134,911.28

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Solution

The fourth proportional to 225,588.44, 311,282.39 and 134,911.28 is: 186,159.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,588.44 : 311,282.39 = 134,911.28 : x
  2. Step 2: Convert to fraction form
    225,588.44/311,282.39 = 134,911.28/x
  3. Step 3: Cross multiply
    225,588.44x = 311,282.39 × 134,911.28
  4. Step 4: Simplify right side
    225,588.44x = 41,995,504,560.88
  5. Step 5: Solve for x
    x = 41,995,504,560.88/225,588.44
  6. Step 6: Final answer
    x = 186,159.83

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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.