Home / 131,163.27-196,744.18-113,339.74

Finding the Fourth Proportional to 131,163.27, 196,744.18 and 113,339.74

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Solution

The fourth proportional to 131,163.27, 196,744.18 and 113,339.74 is: 170,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,163.27 : 196,744.18 = 113,339.74 : x
  2. Step 2: Convert to fraction form
    131,163.27/196,744.18 = 113,339.74/x
  3. Step 3: Cross multiply
    131,163.27x = 196,744.18 × 113,339.74
  4. Step 4: Simplify right side
    131,163.27x = 22,298,933,223.99
  5. Step 5: Solve for x
    x = 22,298,933,223.99/131,163.27
  6. Step 6: Final answer
    x = 170,008.97

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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.