Home / 179,621.73-269,286.48-67,239

Finding the Fourth Proportional to 179,621.73, 269,286.48 and 67,239

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Solution

The fourth proportional to 179,621.73, 269,286.48 and 67,239 is: 100,803.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,621.73 : 269,286.48 = 67,239 : x
  2. Step 2: Convert to fraction form
    179,621.73/269,286.48 = 67,239/x
  3. Step 3: Cross multiply
    179,621.73x = 269,286.48 × 67,239
  4. Step 4: Simplify right side
    179,621.73x = 18,106,553,628.72
  5. Step 5: Solve for x
    x = 18,106,553,628.72/179,621.73
  6. Step 6: Final answer
    x = 100,803.80

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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.