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Finding the Fourth Proportional to 100,604.11, 150,929.52 and 29,523.88

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Solution

The fourth proportional to 100,604.11, 150,929.52 and 29,523.88 is: 44,292.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,604.11 : 150,929.52 = 29,523.88 : x
  2. Step 2: Convert to fraction form
    100,604.11/150,929.52 = 29,523.88/x
  3. Step 3: Cross multiply
    100,604.11x = 150,929.52 × 29,523.88
  4. Step 4: Simplify right side
    100,604.11x = 4,456,025,036.94
  5. Step 5: Solve for x
    x = 4,456,025,036.94/100,604.11
  6. Step 6: Final answer
    x = 44,292.67

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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.