Home / 45,168.44-67,760.96-15,179.81

Finding the Fourth Proportional to 45,168.44, 67,760.96 and 15,179.81

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Solution

The fourth proportional to 45,168.44, 67,760.96 and 15,179.81 is: 22,772.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,168.44 : 67,760.96 = 15,179.81 : x
  2. Step 2: Convert to fraction form
    45,168.44/67,760.96 = 15,179.81/x
  3. Step 3: Cross multiply
    45,168.44x = 67,760.96 × 15,179.81
  4. Step 4: Simplify right side
    45,168.44x = 1,028,598,083.51
  5. Step 5: Solve for x
    x = 1,028,598,083.51/45,168.44
  6. Step 6: Final answer
    x = 22,772.50

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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.