Home / 206,731.69-309,682.33-94,257.19

Finding the Fourth Proportional to 206,731.69, 309,682.33 and 94,257.19

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Solution

The fourth proportional to 206,731.69, 309,682.33 and 94,257.19 is: 141,196.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,731.69 : 309,682.33 = 94,257.19 : x
  2. Step 2: Convert to fraction form
    206,731.69/309,682.33 = 94,257.19/x
  3. Step 3: Cross multiply
    206,731.69x = 309,682.33 × 94,257.19
  4. Step 4: Simplify right side
    206,731.69x = 29,189,784,198.76
  5. Step 5: Solve for x
    x = 29,189,784,198.76/206,731.69
  6. Step 6: Final answer
    x = 141,196.47

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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.