Home / 199,318.10-298,977.15-179,635.10

Finding the Fourth Proportional to 199,318.10, 298,977.15 and 179,635.10

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Solution

The fourth proportional to 199,318.10, 298,977.15 and 179,635.10 is: 269,452.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,318.10 : 298,977.15 = 179,635.10 : x
  2. Step 2: Convert to fraction form
    199,318.10/298,977.15 = 179,635.10/x
  3. Step 3: Cross multiply
    199,318.10x = 298,977.15 × 179,635.10
  4. Step 4: Simplify right side
    199,318.10x = 53,706,790,237.97
  5. Step 5: Solve for x
    x = 53,706,790,237.97/199,318.10
  6. Step 6: Final answer
    x = 269,452.65

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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.