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Finding the Fourth Proportional to 270,891.78, 373,833.84 and 150,035.42

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Solution

The fourth proportional to 270,891.78, 373,833.84 and 150,035.42 is: 207,050.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,891.78 : 373,833.84 = 150,035.42 : x
  2. Step 2: Convert to fraction form
    270,891.78/373,833.84 = 150,035.42/x
  3. Step 3: Cross multiply
    270,891.78x = 373,833.84 × 150,035.42
  4. Step 4: Simplify right side
    270,891.78x = 56,088,317,194.61
  5. Step 5: Solve for x
    x = 56,088,317,194.61/270,891.78
  6. Step 6: Final answer
    x = 207,050.64

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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.