Home / 110,163.29-165,255.19-39,078.96

Finding the Fourth Proportional to 110,163.29, 165,255.19 and 39,078.96

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Solution

The fourth proportional to 110,163.29, 165,255.19 and 39,078.96 is: 58,622.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,163.29 : 165,255.19 = 39,078.96 : x
  2. Step 2: Convert to fraction form
    110,163.29/165,255.19 = 39,078.96/x
  3. Step 3: Cross multiply
    110,163.29x = 165,255.19 × 39,078.96
  4. Step 4: Simplify right side
    110,163.29x = 6,458,000,242.40
  5. Step 5: Solve for x
    x = 6,458,000,242.40/110,163.29
  6. Step 6: Final answer
    x = 58,622.07

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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.