Home / 384,452.01-576,694.04-131,906.21

Finding the Fourth Proportional to 384,452.01, 576,694.04 and 131,906.21

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Solution

The fourth proportional to 384,452.01, 576,694.04 and 131,906.21 is: 197,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,452.01 : 576,694.04 = 131,906.21 : x
  2. Step 2: Convert to fraction form
    384,452.01/576,694.04 = 131,906.21/x
  3. Step 3: Cross multiply
    384,452.01x = 576,694.04 × 131,906.21
  4. Step 4: Simplify right side
    384,452.01x = 76,069,521,602.99
  5. Step 5: Solve for x
    x = 76,069,521,602.99/384,452.01
  6. Step 6: Final answer
    x = 197,864.80

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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.