Home / 331,231.11-496,846.76-106,609.13

Finding the Fourth Proportional to 331,231.11, 496,846.76 and 106,609.13

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Solution

The fourth proportional to 331,231.11, 496,846.76 and 106,609.13 is: 159,913.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,231.11 : 496,846.76 = 106,609.13 : x
  2. Step 2: Convert to fraction form
    331,231.11/496,846.76 = 106,609.13/x
  3. Step 3: Cross multiply
    331,231.11x = 496,846.76 × 106,609.13
  4. Step 4: Simplify right side
    331,231.11x = 52,968,397,809.64
  5. Step 5: Solve for x
    x = 52,968,397,809.64/331,231.11
  6. Step 6: Final answer
    x = 159,913.72

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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.