Home / 131,745.87-197,596.29-47,489.26

Finding the Fourth Proportional to 131,745.87, 197,596.29 and 47,489.26

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Solution

The fourth proportional to 131,745.87, 197,596.29 and 47,489.26 is: 71,225.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,745.87 : 197,596.29 = 47,489.26 : x
  2. Step 2: Convert to fraction form
    131,745.87/197,596.29 = 47,489.26/x
  3. Step 3: Cross multiply
    131,745.87x = 197,596.29 × 47,489.26
  4. Step 4: Simplify right side
    131,745.87x = 9,383,701,590.85
  5. Step 5: Solve for x
    x = 9,383,701,590.85/131,745.87
  6. Step 6: Final answer
    x = 71,225.77

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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.