Home / 217,084.20-325,626.30-154,098.60

Finding the Fourth Proportional to 217,084.20, 325,626.30 and 154,098.60

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Solution

The fourth proportional to 217,084.20, 325,626.30 and 154,098.60 is: 231,147.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,084.20 : 325,626.30 = 154,098.60 : x
  2. Step 2: Convert to fraction form
    217,084.20/325,626.30 = 154,098.60/x
  3. Step 3: Cross multiply
    217,084.20x = 325,626.30 × 154,098.60
  4. Step 4: Simplify right side
    217,084.20x = 50,178,556,953.18
  5. Step 5: Solve for x
    x = 50,178,556,953.18/217,084.20
  6. Step 6: Final answer
    x = 231,147.90

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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.