Home / 271,171.30-406,777.74-91,257.62

Finding the Fourth Proportional to 271,171.30, 406,777.74 and 91,257.62

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Solution

The fourth proportional to 271,171.30, 406,777.74 and 91,257.62 is: 136,893.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,171.30 : 406,777.74 = 91,257.62 : x
  2. Step 2: Convert to fraction form
    271,171.30/406,777.74 = 91,257.62/x
  3. Step 3: Cross multiply
    271,171.30x = 406,777.74 × 91,257.62
  4. Step 4: Simplify right side
    271,171.30x = 37,121,568,421.38
  5. Step 5: Solve for x
    x = 37,121,568,421.38/271,171.30
  6. Step 6: Final answer
    x = 136,893.43

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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.