Home / 271,680.10-407,714.55-114,021.70

Finding the Fourth Proportional to 271,680.10, 407,714.55 and 114,021.70

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Solution

The fourth proportional to 271,680.10, 407,714.55 and 114,021.70 is: 171,114.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,680.10 : 407,714.55 = 114,021.70 : x
  2. Step 2: Convert to fraction form
    271,680.10/407,714.55 = 114,021.70/x
  3. Step 3: Cross multiply
    271,680.10x = 407,714.55 × 114,021.70
  4. Step 4: Simplify right side
    271,680.10x = 46,488,306,105.74
  5. Step 5: Solve for x
    x = 46,488,306,105.74/271,680.10
  6. Step 6: Final answer
    x = 171,114.14

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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.