Home / 285,850.08-394,382.24-164,975.36

Finding the Fourth Proportional to 285,850.08, 394,382.24 and 164,975.36

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Solution

The fourth proportional to 285,850.08, 394,382.24 and 164,975.36 is: 227,613.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,850.08 : 394,382.24 = 164,975.36 : x
  2. Step 2: Convert to fraction form
    285,850.08/394,382.24 = 164,975.36/x
  3. Step 3: Cross multiply
    285,850.08x = 394,382.24 × 164,975.36
  4. Step 4: Simplify right side
    285,850.08x = 65,063,352,021.61
  5. Step 5: Solve for x
    x = 65,063,352,021.61/285,850.08
  6. Step 6: Final answer
    x = 227,613.55

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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.