Home / 179,398.82-268,770.04-84,707.20

Finding the Fourth Proportional to 179,398.82, 268,770.04 and 84,707.20

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Solution

The fourth proportional to 179,398.82, 268,770.04 and 84,707.20 is: 126,905.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,398.82 : 268,770.04 = 84,707.20 : x
  2. Step 2: Convert to fraction form
    179,398.82/268,770.04 = 84,707.20/x
  3. Step 3: Cross multiply
    179,398.82x = 268,770.04 × 84,707.20
  4. Step 4: Simplify right side
    179,398.82x = 22,766,757,532.29
  5. Step 5: Solve for x
    x = 22,766,757,532.29/179,398.82
  6. Step 6: Final answer
    x = 126,905.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.