Home / 179,981.92-269,977.20-55,324

Finding the Fourth Proportional to 179,981.92, 269,977.20 and 55,324

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Solution

The fourth proportional to 179,981.92, 269,977.20 and 55,324 is: 82,987.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,981.92 : 269,977.20 = 55,324 : x
  2. Step 2: Convert to fraction form
    179,981.92/269,977.20 = 55,324/x
  3. Step 3: Cross multiply
    179,981.92x = 269,977.20 × 55,324
  4. Step 4: Simplify right side
    179,981.92x = 14,936,218,612.80
  5. Step 5: Solve for x
    x = 14,936,218,612.80/179,981.92
  6. Step 6: Final answer
    x = 82,987.33

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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.