Home / 173,639.82-259,749.20-131,204.46

Finding the Fourth Proportional to 173,639.82, 259,749.20 and 131,204.46

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Solution

The fourth proportional to 173,639.82, 259,749.20 and 131,204.46 is: 196,269.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,639.82 : 259,749.20 = 131,204.46 : x
  2. Step 2: Convert to fraction form
    173,639.82/259,749.20 = 131,204.46/x
  3. Step 3: Cross multiply
    173,639.82x = 259,749.20 × 131,204.46
  4. Step 4: Simplify right side
    173,639.82x = 34,080,253,521.43
  5. Step 5: Solve for x
    x = 34,080,253,521.43/173,639.82
  6. Step 6: Final answer
    x = 196,269.80

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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.