Home / 271,986.14-407,687.53-131,551.58

Finding the Fourth Proportional to 271,986.14, 407,687.53 and 131,551.58

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Solution

The fourth proportional to 271,986.14, 407,687.53 and 131,551.58 is: 197,186.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,986.14 : 407,687.53 = 131,551.58 : x
  2. Step 2: Convert to fraction form
    271,986.14/407,687.53 = 131,551.58/x
  3. Step 3: Cross multiply
    271,986.14x = 407,687.53 × 131,551.58
  4. Step 4: Simplify right side
    271,986.14x = 53,631,938,717.80
  5. Step 5: Solve for x
    x = 53,631,938,717.80/271,986.14
  6. Step 6: Final answer
    x = 197,186.29

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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.