Home / 215,847.24-323,586.19-82,822.96

Finding the Fourth Proportional to 215,847.24, 323,586.19 and 82,822.96

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Solution

The fourth proportional to 215,847.24, 323,586.19 and 82,822.96 is: 124,163.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,847.24 : 323,586.19 = 82,822.96 : x
  2. Step 2: Convert to fraction form
    215,847.24/323,586.19 = 82,822.96/x
  3. Step 3: Cross multiply
    215,847.24x = 323,586.19 × 82,822.96
  4. Step 4: Simplify right side
    215,847.24x = 26,800,366,070.92
  5. Step 5: Solve for x
    x = 26,800,366,070.92/215,847.24
  6. Step 6: Final answer
    x = 124,163.58

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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.