Home / 285,849.24-394,443.49-165,029.52

Finding the Fourth Proportional to 285,849.24, 394,443.49 and 165,029.52

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Solution

The fourth proportional to 285,849.24, 394,443.49 and 165,029.52 is: 227,724.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,849.24 : 394,443.49 = 165,029.52 : x
  2. Step 2: Convert to fraction form
    285,849.24/394,443.49 = 165,029.52/x
  3. Step 3: Cross multiply
    285,849.24x = 394,443.49 × 165,029.52
  4. Step 4: Simplify right side
    285,849.24x = 65,094,819,821.82
  5. Step 5: Solve for x
    x = 65,094,819,821.82/285,849.24
  6. Step 6: Final answer
    x = 227,724.31

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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.