Home / 285,933.27-394,546.10-165,055.35

Finding the Fourth Proportional to 285,933.27, 394,546.10 and 165,055.35

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Solution

The fourth proportional to 285,933.27, 394,546.10 and 165,055.35 is: 227,752.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,933.27 : 394,546.10 = 165,055.35 : x
  2. Step 2: Convert to fraction form
    285,933.27/394,546.10 = 165,055.35/x
  3. Step 3: Cross multiply
    285,933.27x = 394,546.10 × 165,055.35
  4. Step 4: Simplify right side
    285,933.27x = 65,121,943,801.36
  5. Step 5: Solve for x
    x = 65,121,943,801.36/285,933.27
  6. Step 6: Final answer
    x = 227,752.24

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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.