Home / 225,531.72-338,239.26-106,967.16

Finding the Fourth Proportional to 225,531.72, 338,239.26 and 106,967.16

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Solution

The fourth proportional to 225,531.72, 338,239.26 and 106,967.16 is: 160,423.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,531.72 : 338,239.26 = 106,967.16 : x
  2. Step 2: Convert to fraction form
    225,531.72/338,239.26 = 106,967.16/x
  3. Step 3: Cross multiply
    225,531.72x = 338,239.26 × 106,967.16
  4. Step 4: Simplify right side
    225,531.72x = 36,180,493,042.70
  5. Step 5: Solve for x
    x = 36,180,493,042.70/225,531.72
  6. Step 6: Final answer
    x = 160,423.08

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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.