Home / 168,950.22-253,388.61-50,589.78

Finding the Fourth Proportional to 168,950.22, 253,388.61 and 50,589.78

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Solution

The fourth proportional to 168,950.22, 253,388.61 and 50,589.78 is: 75,873.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,950.22 : 253,388.61 = 50,589.78 : x
  2. Step 2: Convert to fraction form
    168,950.22/253,388.61 = 50,589.78/x
  3. Step 3: Cross multiply
    168,950.22x = 253,388.61 × 50,589.78
  4. Step 4: Simplify right side
    168,950.22x = 12,818,874,034.41
  5. Step 5: Solve for x
    x = 12,818,874,034.41/168,950.22
  6. Step 6: Final answer
    x = 75,873.67

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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.