Home / 110,310.57-165,350.66-54,072.81

Finding the Fourth Proportional to 110,310.57, 165,350.66 and 54,072.81

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Solution

The fourth proportional to 110,310.57, 165,350.66 and 54,072.81 is: 81,052.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,310.57 : 165,350.66 = 54,072.81 : x
  2. Step 2: Convert to fraction form
    110,310.57/165,350.66 = 54,072.81/x
  3. Step 3: Cross multiply
    110,310.57x = 165,350.66 × 54,072.81
  4. Step 4: Simplify right side
    110,310.57x = 8,940,975,099.75
  5. Step 5: Solve for x
    x = 8,940,975,099.75/110,310.57
  6. Step 6: Final answer
    x = 81,052.75

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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.