Home / 285,793.34-394,305.03-164,918.75

Finding the Fourth Proportional to 285,793.34, 394,305.03 and 164,918.75

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Solution

The fourth proportional to 285,793.34, 394,305.03 and 164,918.75 is: 227,536.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,793.34 : 394,305.03 = 164,918.75 : x
  2. Step 2: Convert to fraction form
    285,793.34/394,305.03 = 164,918.75/x
  3. Step 3: Cross multiply
    285,793.34x = 394,305.03 × 164,918.75
  4. Step 4: Simplify right side
    285,793.34x = 65,028,290,694.79
  5. Step 5: Solve for x
    x = 65,028,290,694.79/285,793.34
  6. Step 6: Final answer
    x = 227,536.06

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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.