Home / 271,620.62-407,433.23-103,095.70

Finding the Fourth Proportional to 271,620.62, 407,433.23 and 103,095.70

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Solution

The fourth proportional to 271,620.62, 407,433.23 and 103,095.70 is: 154,644.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,620.62 : 407,433.23 = 103,095.70 : x
  2. Step 2: Convert to fraction form
    271,620.62/407,433.23 = 103,095.70/x
  3. Step 3: Cross multiply
    271,620.62x = 407,433.23 × 103,095.70
  4. Step 4: Simplify right side
    271,620.62x = 42,004,613,289.27
  5. Step 5: Solve for x
    x = 42,004,613,289.27/271,620.62
  6. Step 6: Final answer
    x = 154,644.42

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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.