Home / 271,976.37-407,823.78-122,087.61

Finding the Fourth Proportional to 271,976.37, 407,823.78 and 122,087.61

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Solution

The fourth proportional to 271,976.37, 407,823.78 and 122,087.61 is: 183,068.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,976.37 : 407,823.78 = 122,087.61 : x
  2. Step 2: Convert to fraction form
    271,976.37/407,823.78 = 122,087.61/x
  3. Step 3: Cross multiply
    271,976.37x = 407,823.78 × 122,087.61
  4. Step 4: Simplify right side
    271,976.37x = 49,790,230,601.37
  5. Step 5: Solve for x
    x = 49,790,230,601.37/271,976.37
  6. Step 6: Final answer
    x = 183,068.22

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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.