Home / 131,174.82-196,645.35-48,049.38

Finding the Fourth Proportional to 131,174.82, 196,645.35 and 48,049.38

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Solution

The fourth proportional to 131,174.82, 196,645.35 and 48,049.38 is: 72,031.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,174.82 : 196,645.35 = 48,049.38 : x
  2. Step 2: Convert to fraction form
    131,174.82/196,645.35 = 48,049.38/x
  3. Step 3: Cross multiply
    131,174.82x = 196,645.35 × 48,049.38
  4. Step 4: Simplify right side
    131,174.82x = 9,448,687,147.38
  5. Step 5: Solve for x
    x = 9,448,687,147.38/131,174.82
  6. Step 6: Final answer
    x = 72,031.26

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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.