Home / 285,827.01-394,481.39-164,942.61

Finding the Fourth Proportional to 285,827.01, 394,481.39 and 164,942.61

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Solution

The fourth proportional to 285,827.01, 394,481.39 and 164,942.61 is: 227,643.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,827.01 : 394,481.39 = 164,942.61 : x
  2. Step 2: Convert to fraction form
    285,827.01/394,481.39 = 164,942.61/x
  3. Step 3: Cross multiply
    285,827.01x = 394,481.39 × 164,942.61
  4. Step 4: Simplify right side
    285,827.01x = 65,066,789,238.31
  5. Step 5: Solve for x
    x = 65,066,789,238.31/285,827.01
  6. Step 6: Final answer
    x = 227,643.95

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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.