Home / 225,516.56-338,245.67-107,263.04

Finding the Fourth Proportional to 225,516.56, 338,245.67 and 107,263.04

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Solution

The fourth proportional to 225,516.56, 338,245.67 and 107,263.04 is: 160,880.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,516.56 : 338,245.67 = 107,263.04 : x
  2. Step 2: Convert to fraction form
    225,516.56/338,245.67 = 107,263.04/x
  3. Step 3: Cross multiply
    225,516.56x = 338,245.67 × 107,263.04
  4. Step 4: Simplify right side
    225,516.56x = 36,281,257,407.97
  5. Step 5: Solve for x
    x = 36,281,257,407.97/225,516.56
  6. Step 6: Final answer
    x = 160,880.68

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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.