Home / 225,546.24-338,213.42-130,803.35

Finding the Fourth Proportional to 225,546.24, 338,213.42 and 130,803.35

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Solution

The fourth proportional to 225,546.24, 338,213.42 and 130,803.35 is: 196,143.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,546.24 : 338,213.42 = 130,803.35 : x
  2. Step 2: Convert to fraction form
    225,546.24/338,213.42 = 130,803.35/x
  3. Step 3: Cross multiply
    225,546.24x = 338,213.42 × 130,803.35
  4. Step 4: Simplify right side
    225,546.24x = 44,239,447,696.94
  5. Step 5: Solve for x
    x = 44,239,447,696.94/225,546.24
  6. Step 6: Final answer
    x = 196,143.58

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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.