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Finding the Fourth Proportional to 246,395.52, 340,025.58 and 133,218

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Solution

The fourth proportional to 246,395.52, 340,025.58 and 133,218 is: 183,840.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,395.52 : 340,025.58 = 133,218 : x
  2. Step 2: Convert to fraction form
    246,395.52/340,025.58 = 133,218/x
  3. Step 3: Cross multiply
    246,395.52x = 340,025.58 × 133,218
  4. Step 4: Simplify right side
    246,395.52x = 45,297,527,716.44
  5. Step 5: Solve for x
    x = 45,297,527,716.44/246,395.52
  6. Step 6: Final answer
    x = 183,840.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.