Home / 110,393.85-165,615.38-40,273.16

Finding the Fourth Proportional to 110,393.85, 165,615.38 and 40,273.16

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Solution

The fourth proportional to 110,393.85, 165,615.38 and 40,273.16 is: 60,418.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,393.85 : 165,615.38 = 40,273.16 : x
  2. Step 2: Convert to fraction form
    110,393.85/165,615.38 = 40,273.16/x
  3. Step 3: Cross multiply
    110,393.85x = 165,615.38 × 40,273.16
  4. Step 4: Simplify right side
    110,393.85x = 6,669,854,495.84
  5. Step 5: Solve for x
    x = 6,669,854,495.84/110,393.85
  6. Step 6: Final answer
    x = 60,418.71

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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.