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Finding the Fourth Proportional to 125,834.56, 188,672.64 and 59,234.56

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Solution

The fourth proportional to 125,834.56, 188,672.64 and 59,234.56 is: 88,814.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,834.56 : 188,672.64 = 59,234.56 : x
  2. Step 2: Convert to fraction form
    125,834.56/188,672.64 = 59,234.56/x
  3. Step 3: Cross multiply
    125,834.56x = 188,672.64 × 59,234.56
  4. Step 4: Simplify right side
    125,834.56x = 11,175,940,814.44
  5. Step 5: Solve for x
    x = 11,175,940,814.44/125,834.56
  6. Step 6: Final answer
    x = 88,814.56

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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.