Home / 73,228.24-109,816.38-31,652.56

Finding the Fourth Proportional to 73,228.24, 109,816.38 and 31,652.56

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Solution

The fourth proportional to 73,228.24, 109,816.38 and 31,652.56 is: 47,467.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,228.24 : 109,816.38 = 31,652.56 : x
  2. Step 2: Convert to fraction form
    73,228.24/109,816.38 = 31,652.56/x
  3. Step 3: Cross multiply
    73,228.24x = 109,816.38 × 31,652.56
  4. Step 4: Simplify right side
    73,228.24x = 3,475,969,556.93
  5. Step 5: Solve for x
    x = 3,475,969,556.93/73,228.24
  6. Step 6: Final answer
    x = 47,467.61

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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.