Home / 221,826.52-332,739.78-55,614.52

Finding the Fourth Proportional to 221,826.52, 332,739.78 and 55,614.52

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Solution

The fourth proportional to 221,826.52, 332,739.78 and 55,614.52 is: 83,421.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,826.52 : 332,739.78 = 55,614.52 : x
  2. Step 2: Convert to fraction form
    221,826.52/332,739.78 = 55,614.52/x
  3. Step 3: Cross multiply
    221,826.52x = 332,739.78 × 55,614.52
  4. Step 4: Simplify right side
    221,826.52x = 18,505,163,149.61
  5. Step 5: Solve for x
    x = 18,505,163,149.61/221,826.52
  6. Step 6: Final answer
    x = 83,421.78

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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.