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Finding the Fourth Proportional to 136,067.67, 204,102.15 and 41,298.67

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Solution

The fourth proportional to 136,067.67, 204,102.15 and 41,298.67 is: 61,948.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,067.67 : 204,102.15 = 41,298.67 : x
  2. Step 2: Convert to fraction form
    136,067.67/204,102.15 = 41,298.67/x
  3. Step 3: Cross multiply
    136,067.67x = 204,102.15 × 41,298.67
  4. Step 4: Simplify right side
    136,067.67x = 8,429,147,132.65
  5. Step 5: Solve for x
    x = 8,429,147,132.65/136,067.67
  6. Step 6: Final answer
    x = 61,948.20

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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.