Home / 168,118.68-252,181.62-49,792.44

Finding the Fourth Proportional to 168,118.68, 252,181.62 and 49,792.44

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Solution

The fourth proportional to 168,118.68, 252,181.62 and 49,792.44 is: 74,689.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,118.68 : 252,181.62 = 49,792.44 : x
  2. Step 2: Convert to fraction form
    168,118.68/252,181.62 = 49,792.44/x
  3. Step 3: Cross multiply
    168,118.68x = 252,181.62 × 49,792.44
  4. Step 4: Simplify right side
    168,118.68x = 12,556,738,182.95
  5. Step 5: Solve for x
    x = 12,556,738,182.95/168,118.68
  6. Step 6: Final answer
    x = 74,689.73

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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.