Home / 168,180.10-252,369.57-68,332.61

Finding the Fourth Proportional to 168,180.10, 252,369.57 and 68,332.61

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Solution

The fourth proportional to 168,180.10, 252,369.57 and 68,332.61 is: 102,539.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,180.10 : 252,369.57 = 68,332.61 : x
  2. Step 2: Convert to fraction form
    168,180.10/252,369.57 = 68,332.61/x
  3. Step 3: Cross multiply
    168,180.10x = 252,369.57 × 68,332.61
  4. Step 4: Simplify right side
    168,180.10x = 17,245,072,289.85
  5. Step 5: Solve for x
    x = 17,245,072,289.85/168,180.10
  6. Step 6: Final answer
    x = 102,539.32

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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.