Home / 255,942.41-383,749.18-106,286.00

Finding the Fourth Proportional to 255,942.41, 383,749.18 and 106,286.00

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Solution

The fourth proportional to 255,942.41, 383,749.18 and 106,286.00 is: 159,360.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,942.41 : 383,749.18 = 106,286.00 : x
  2. Step 2: Convert to fraction form
    255,942.41/383,749.18 = 106,286.00/x
  3. Step 3: Cross multiply
    255,942.41x = 383,749.18 × 106,286.00
  4. Step 4: Simplify right side
    255,942.41x = 40,787,163,161.02
  5. Step 5: Solve for x
    x = 40,787,163,161.02/255,942.41
  6. Step 6: Final answer
    x = 159,360.71

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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.