Home / 168,310.90-252,518.73-49,982.86

Finding the Fourth Proportional to 168,310.90, 252,518.73 and 49,982.86

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Solution

The fourth proportional to 168,310.90, 252,518.73 and 49,982.86 is: 74,989.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,310.90 : 252,518.73 = 49,982.86 : x
  2. Step 2: Convert to fraction form
    168,310.90/252,518.73 = 49,982.86/x
  3. Step 3: Cross multiply
    168,310.90x = 252,518.73 × 49,982.86
  4. Step 4: Simplify right side
    168,310.90x = 12,621,608,328.97
  5. Step 5: Solve for x
    x = 12,621,608,328.97/168,310.90
  6. Step 6: Final answer
    x = 74,989.85

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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.