Home / 55,198.74-82,818.12-34,114.20

Finding the Fourth Proportional to 55,198.74, 82,818.12 and 34,114.20

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Solution

The fourth proportional to 55,198.74, 82,818.12 and 34,114.20 is: 51,183.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,198.74 : 82,818.12 = 34,114.20 : x
  2. Step 2: Convert to fraction form
    55,198.74/82,818.12 = 34,114.20/x
  3. Step 3: Cross multiply
    55,198.74x = 82,818.12 × 34,114.20
  4. Step 4: Simplify right side
    55,198.74x = 2,825,273,909.30
  5. Step 5: Solve for x
    x = 2,825,273,909.30/55,198.74
  6. Step 6: Final answer
    x = 51,183.67

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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.