Home / 206,266.33-284,664.95-115,620.85

Finding the Fourth Proportional to 206,266.33, 284,664.95 and 115,620.85

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Solution

The fourth proportional to 206,266.33, 284,664.95 and 115,620.85 is: 159,566.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,266.33 : 284,664.95 = 115,620.85 : x
  2. Step 2: Convert to fraction form
    206,266.33/284,664.95 = 115,620.85/x
  3. Step 3: Cross multiply
    206,266.33x = 284,664.95 × 115,620.85
  4. Step 4: Simplify right side
    206,266.33x = 32,913,202,906.10
  5. Step 5: Solve for x
    x = 32,913,202,906.10/206,266.33
  6. Step 6: Final answer
    x = 159,566.53

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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.