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Finding the Fourth Proportional to 67,180.60, 100,770.90 and 22,812.04

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Solution

The fourth proportional to 67,180.60, 100,770.90 and 22,812.04 is: 34,218.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,180.60 : 100,770.90 = 22,812.04 : x
  2. Step 2: Convert to fraction form
    67,180.60/100,770.90 = 22,812.04/x
  3. Step 3: Cross multiply
    67,180.60x = 100,770.90 × 22,812.04
  4. Step 4: Simplify right side
    67,180.60x = 2,298,789,801.64
  5. Step 5: Solve for x
    x = 2,298,789,801.64/67,180.60
  6. Step 6: Final answer
    x = 34,218.06

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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.