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Finding the Fourth Proportional to 270,367.46, 373,109.52 and 149,516.88

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Solution

The fourth proportional to 270,367.46, 373,109.52 and 149,516.88 is: 206,334.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,367.46 : 373,109.52 = 149,516.88 : x
  2. Step 2: Convert to fraction form
    270,367.46/373,109.52 = 149,516.88/x
  3. Step 3: Cross multiply
    270,367.46x = 373,109.52 × 149,516.88
  4. Step 4: Simplify right side
    270,367.46x = 55,786,171,328.70
  5. Step 5: Solve for x
    x = 55,786,171,328.70/270,367.46
  6. Step 6: Final answer
    x = 206,334.64

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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.