Home / 271,309.10-406,908.23-102,771.32

Finding the Fourth Proportional to 271,309.10, 406,908.23 and 102,771.32

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Solution

The fourth proportional to 271,309.10, 406,908.23 and 102,771.32 is: 154,135.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,309.10 : 406,908.23 = 102,771.32 : x
  2. Step 2: Convert to fraction form
    271,309.10/406,908.23 = 102,771.32/x
  3. Step 3: Cross multiply
    271,309.10x = 406,908.23 × 102,771.32
  4. Step 4: Simplify right side
    271,309.10x = 41,818,493,367.57
  5. Step 5: Solve for x
    x = 41,818,493,367.57/271,309.10
  6. Step 6: Final answer
    x = 154,135.98

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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.