Home / 196,591.68-271,319.04-109,385.44

Finding the Fourth Proportional to 196,591.68, 271,319.04 and 109,385.44

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Solution

The fourth proportional to 196,591.68, 271,319.04 and 109,385.44 is: 150,964.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,591.68 : 271,319.04 = 109,385.44 : x
  2. Step 2: Convert to fraction form
    196,591.68/271,319.04 = 109,385.44/x
  3. Step 3: Cross multiply
    196,591.68x = 271,319.04 × 109,385.44
  4. Step 4: Simplify right side
    196,591.68x = 29,678,352,570.78
  5. Step 5: Solve for x
    x = 29,678,352,570.78/196,591.68
  6. Step 6: Final answer
    x = 150,964.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.