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Finding the Fourth Proportional to 100,608.04, 150,911.90 and 26,736.04

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Solution

The fourth proportional to 100,608.04, 150,911.90 and 26,736.04 is: 40,104.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,608.04 : 150,911.90 = 26,736.04 : x
  2. Step 2: Convert to fraction form
    100,608.04/150,911.90 = 26,736.04/x
  3. Step 3: Cross multiply
    100,608.04x = 150,911.90 × 26,736.04
  4. Step 4: Simplify right side
    100,608.04x = 4,034,786,594.88
  5. Step 5: Solve for x
    x = 4,034,786,594.88/100,608.04
  6. Step 6: Final answer
    x = 40,104.02

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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.