Home / 52,174.42-78,245.21-17,105.88

Finding the Fourth Proportional to 52,174.42, 78,245.21 and 17,105.88

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Solution

The fourth proportional to 52,174.42, 78,245.21 and 17,105.88 is: 25,653.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,174.42 : 78,245.21 = 17,105.88 : x
  2. Step 2: Convert to fraction form
    52,174.42/78,245.21 = 17,105.88/x
  3. Step 3: Cross multiply
    52,174.42x = 78,245.21 × 17,105.88
  4. Step 4: Simplify right side
    52,174.42x = 1,338,452,696.08
  5. Step 5: Solve for x
    x = 1,338,452,696.08/52,174.42
  6. Step 6: Final answer
    x = 25,653.43

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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.