Home / 125,635.46-188,379.39-50,757.98

Finding the Fourth Proportional to 125,635.46, 188,379.39 and 50,757.98

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Solution

The fourth proportional to 125,635.46, 188,379.39 and 50,757.98 is: 76,107.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,635.46 : 188,379.39 = 50,757.98 : x
  2. Step 2: Convert to fraction form
    125,635.46/188,379.39 = 50,757.98/x
  3. Step 3: Cross multiply
    125,635.46x = 188,379.39 × 50,757.98
  4. Step 4: Simplify right side
    125,635.46x = 9,561,757,310.03
  5. Step 5: Solve for x
    x = 9,561,757,310.03/125,635.46
  6. Step 6: Final answer
    x = 76,107.15

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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.