Home / 271,040.14-406,561.10-68,636.13

Finding the Fourth Proportional to 271,040.14, 406,561.10 and 68,636.13

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Solution

The fourth proportional to 271,040.14, 406,561.10 and 68,636.13 is: 102,954.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,040.14 : 406,561.10 = 68,636.13 : x
  2. Step 2: Convert to fraction form
    271,040.14/406,561.10 = 68,636.13/x
  3. Step 3: Cross multiply
    271,040.14x = 406,561.10 × 68,636.13
  4. Step 4: Simplify right side
    271,040.14x = 27,904,780,169.36
  5. Step 5: Solve for x
    x = 27,904,780,169.36/271,040.14
  6. Step 6: Final answer
    x = 102,954.42

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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.