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Finding the Fourth Proportional to 276,191.37, 414,287.46 and 84,067.47

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Solution

The fourth proportional to 276,191.37, 414,287.46 and 84,067.47 is: 126,101.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,191.37 : 414,287.46 = 84,067.47 : x
  2. Step 2: Convert to fraction form
    276,191.37/414,287.46 = 84,067.47/x
  3. Step 3: Cross multiply
    276,191.37x = 414,287.46 × 84,067.47
  4. Step 4: Simplify right side
    276,191.37x = 34,828,098,614.93
  5. Step 5: Solve for x
    x = 34,828,098,614.93/276,191.37
  6. Step 6: Final answer
    x = 126,101.33

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1.5x scale

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.