Home / 271,972.58-407,705.22-91,932.73

Finding the Fourth Proportional to 271,972.58, 407,705.22 and 91,932.73

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Solution

The fourth proportional to 271,972.58, 407,705.22 and 91,932.73 is: 137,813.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,972.58 : 407,705.22 = 91,932.73 : x
  2. Step 2: Convert to fraction form
    271,972.58/407,705.22 = 91,932.73/x
  3. Step 3: Cross multiply
    271,972.58x = 407,705.22 × 91,932.73
  4. Step 4: Simplify right side
    271,972.58x = 37,481,455,553.66
  5. Step 5: Solve for x
    x = 37,481,455,553.66/271,972.58
  6. Step 6: Final answer
    x = 137,813.36

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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.