Home / 67,158.12-100,759.08-32,100.50

Finding the Fourth Proportional to 67,158.12, 100,759.08 and 32,100.50

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Solution

The fourth proportional to 67,158.12, 100,759.08 and 32,100.50 is: 48,161.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,158.12 : 100,759.08 = 32,100.50 : x
  2. Step 2: Convert to fraction form
    67,158.12/100,759.08 = 32,100.50/x
  3. Step 3: Cross multiply
    67,158.12x = 100,759.08 × 32,100.50
  4. Step 4: Simplify right side
    67,158.12x = 3,234,416,847.54
  5. Step 5: Solve for x
    x = 3,234,416,847.54/67,158.12
  6. Step 6: Final answer
    x = 48,161.22

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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.