Home / 271,437.27-406,891.16-129,244.34

Finding the Fourth Proportional to 271,437.27, 406,891.16 and 129,244.34

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Solution

The fourth proportional to 271,437.27, 406,891.16 and 129,244.34 is: 193,740.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,437.27 : 406,891.16 = 129,244.34 : x
  2. Step 2: Convert to fraction form
    271,437.27/406,891.16 = 129,244.34/x
  3. Step 3: Cross multiply
    271,437.27x = 406,891.16 × 129,244.34
  4. Step 4: Simplify right side
    271,437.27x = 52,588,381,506.01
  5. Step 5: Solve for x
    x = 52,588,381,506.01/271,437.27
  6. Step 6: Final answer
    x = 193,740.46

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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.