Home / 49,810.20-74,619.72-33,119.88

Finding the Fourth Proportional to 49,810.20, 74,619.72 and 33,119.88

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Solution

The fourth proportional to 49,810.20, 74,619.72 and 33,119.88 is: 49,616.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,810.20 : 74,619.72 = 33,119.88 : x
  2. Step 2: Convert to fraction form
    49,810.20/74,619.72 = 33,119.88/x
  3. Step 3: Cross multiply
    49,810.20x = 74,619.72 × 33,119.88
  4. Step 4: Simplify right side
    49,810.20x = 2,471,396,172.03
  5. Step 5: Solve for x
    x = 2,471,396,172.03/49,810.20
  6. Step 6: Final answer
    x = 49,616.27

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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.