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Finding the Fourth Proportional to 336,766.92, 505,233.54 and 100,108.59

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Solution

The fourth proportional to 336,766.92, 505,233.54 and 100,108.59 is: 150,187.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,766.92 : 505,233.54 = 100,108.59 : x
  2. Step 2: Convert to fraction form
    336,766.92/505,233.54 = 100,108.59/x
  3. Step 3: Cross multiply
    336,766.92x = 505,233.54 × 100,108.59
  4. Step 4: Simplify right side
    336,766.92x = 50,578,217,310.11
  5. Step 5: Solve for x
    x = 50,578,217,310.11/336,766.92
  6. Step 6: Final answer
    x = 150,187.61

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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.