Home / 168,219.48-252,286.17-49,863.15

Finding the Fourth Proportional to 168,219.48, 252,286.17 and 49,863.15

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Solution

The fourth proportional to 168,219.48, 252,286.17 and 49,863.15 is: 74,781.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,219.48 : 252,286.17 = 49,863.15 : x
  2. Step 2: Convert to fraction form
    168,219.48/252,286.17 = 49,863.15/x
  3. Step 3: Cross multiply
    168,219.48x = 252,286.17 × 49,863.15
  4. Step 4: Simplify right side
    168,219.48x = 12,579,783,137.64
  5. Step 5: Solve for x
    x = 12,579,783,137.64/168,219.48
  6. Step 6: Final answer
    x = 74,781.96

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1.5x scale

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.