Home / 54,905.80-82,358.70-32,744.20

Finding the Fourth Proportional to 54,905.80, 82,358.70 and 32,744.20

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Solution

The fourth proportional to 54,905.80, 82,358.70 and 32,744.20 is: 49,116.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,905.80 : 82,358.70 = 32,744.20 : x
  2. Step 2: Convert to fraction form
    54,905.80/82,358.70 = 32,744.20/x
  3. Step 3: Cross multiply
    54,905.80x = 82,358.70 × 32,744.20
  4. Step 4: Simplify right side
    54,905.80x = 2,696,769,744.54
  5. Step 5: Solve for x
    x = 2,696,769,744.54/54,905.80
  6. Step 6: Final answer
    x = 49,116.30

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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.