Home / 276,125.24-414,139.26-73,723.86

Finding the Fourth Proportional to 276,125.24, 414,139.26 and 73,723.86

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Solution

The fourth proportional to 276,125.24, 414,139.26 and 73,723.86 is: 110,572.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,125.24 : 414,139.26 = 73,723.86 : x
  2. Step 2: Convert to fraction form
    276,125.24/414,139.26 = 73,723.86/x
  3. Step 3: Cross multiply
    276,125.24x = 414,139.26 × 73,723.86
  4. Step 4: Simplify right side
    276,125.24x = 30,531,944,824.74
  5. Step 5: Solve for x
    x = 30,531,944,824.74/276,125.24
  6. Step 6: Final answer
    x = 110,572.81

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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.