Home / 231,219.11-346,592.25-131,167.95

Finding the Fourth Proportional to 231,219.11, 346,592.25 and 131,167.95

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Solution

The fourth proportional to 231,219.11, 346,592.25 and 131,167.95 is: 196,617.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,219.11 : 346,592.25 = 131,167.95 : x
  2. Step 2: Convert to fraction form
    231,219.11/346,592.25 = 131,167.95/x
  3. Step 3: Cross multiply
    231,219.11x = 346,592.25 × 131,167.95
  4. Step 4: Simplify right side
    231,219.11x = 45,461,794,918.39
  5. Step 5: Solve for x
    x = 45,461,794,918.39/231,219.11
  6. Step 6: Final answer
    x = 196,617.81

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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.