Home / 173,167.10-259,879.21-131,100.15

Finding the Fourth Proportional to 173,167.10, 259,879.21 and 131,100.15

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Solution

The fourth proportional to 173,167.10, 259,879.21 and 131,100.15 is: 196,747.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,167.10 : 259,879.21 = 131,100.15 : x
  2. Step 2: Convert to fraction form
    173,167.10/259,879.21 = 131,100.15/x
  3. Step 3: Cross multiply
    173,167.10x = 259,879.21 × 131,100.15
  4. Step 4: Simplify right side
    173,167.10x = 34,070,204,428.40
  5. Step 5: Solve for x
    x = 34,070,204,428.40/173,167.10
  6. Step 6: Final answer
    x = 196,747.56

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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.