Home / 281,209.62-388,009.26-166,524.29

Finding the Fourth Proportional to 281,209.62, 388,009.26 and 166,524.29

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Solution

The fourth proportional to 281,209.62, 388,009.26 and 166,524.29 is: 229,767.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,209.62 : 388,009.26 = 166,524.29 : x
  2. Step 2: Convert to fraction form
    281,209.62/388,009.26 = 166,524.29/x
  3. Step 3: Cross multiply
    281,209.62x = 388,009.26 × 166,524.29
  4. Step 4: Simplify right side
    281,209.62x = 64,612,964,594.88
  5. Step 5: Solve for x
    x = 64,612,964,594.88/281,209.62
  6. Step 6: Final answer
    x = 229,767.97

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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.