Home / 204,414.24-306,622.72-71,294

Finding the Fourth Proportional to 204,414.24, 306,622.72 and 71,294

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Solution

The fourth proportional to 204,414.24, 306,622.72 and 71,294 is: 106,941.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,414.24 : 306,622.72 = 71,294 : x
  2. Step 2: Convert to fraction form
    204,414.24/306,622.72 = 71,294/x
  3. Step 3: Cross multiply
    204,414.24x = 306,622.72 × 71,294
  4. Step 4: Simplify right side
    204,414.24x = 21,860,360,199.68
  5. Step 5: Solve for x
    x = 21,860,360,199.68/204,414.24
  6. Step 6: Final answer
    x = 106,941.47

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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.