Home / 150,660.60-225,992.16-38,340.96

Finding the Fourth Proportional to 150,660.60, 225,992.16 and 38,340.96

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Solution

The fourth proportional to 150,660.60, 225,992.16 and 38,340.96 is: 57,511.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,660.60 : 225,992.16 = 38,340.96 : x
  2. Step 2: Convert to fraction form
    150,660.60/225,992.16 = 38,340.96/x
  3. Step 3: Cross multiply
    150,660.60x = 225,992.16 × 38,340.96
  4. Step 4: Simplify right side
    150,660.60x = 8,664,756,366.87
  5. Step 5: Solve for x
    x = 8,664,756,366.87/150,660.60
  6. Step 6: Final answer
    x = 57,511.76

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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.