Home / 110,328.55-165,517.41-40,207.86

Finding the Fourth Proportional to 110,328.55, 165,517.41 and 40,207.86

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Solution

The fourth proportional to 110,328.55, 165,517.41 and 40,207.86 is: 60,320.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,328.55 : 165,517.41 = 40,207.86 : x
  2. Step 2: Convert to fraction form
    110,328.55/165,517.41 = 40,207.86/x
  3. Step 3: Cross multiply
    110,328.55x = 165,517.41 × 40,207.86
  4. Step 4: Simplify right side
    110,328.55x = 6,655,100,773.45
  5. Step 5: Solve for x
    x = 6,655,100,773.45/110,328.55
  6. Step 6: Final answer
    x = 60,320.75

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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.