Home / 271,974.58-407,708.22-91,934.73

Finding the Fourth Proportional to 271,974.58, 407,708.22 and 91,934.73

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Solution

The fourth proportional to 271,974.58, 407,708.22 and 91,934.73 is: 137,816.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,974.58 : 407,708.22 = 91,934.73 : x
  2. Step 2: Convert to fraction form
    271,974.58/407,708.22 = 91,934.73/x
  3. Step 3: Cross multiply
    271,974.58x = 407,708.22 × 91,934.73
  4. Step 4: Simplify right side
    271,974.58x = 37,482,545,124.48
  5. Step 5: Solve for x
    x = 37,482,545,124.48/271,974.58
  6. Step 6: Final answer
    x = 137,816.35

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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.