Home / 331,257.11-496,781.06-106,567.47

Finding the Fourth Proportional to 331,257.11, 496,781.06 and 106,567.47

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Solution

The fourth proportional to 331,257.11, 496,781.06 and 106,567.47 is: 159,817.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,257.11 : 496,781.06 = 106,567.47 : x
  2. Step 2: Convert to fraction form
    331,257.11/496,781.06 = 106,567.47/x
  3. Step 3: Cross multiply
    331,257.11x = 496,781.06 × 106,567.47
  4. Step 4: Simplify right side
    331,257.11x = 52,940,700,175.28
  5. Step 5: Solve for x
    x = 52,940,700,175.28/331,257.11
  6. Step 6: Final answer
    x = 159,817.55

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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.