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Finding the Fourth Proportional to 246,333.34, 339,940.29 and 133,156

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Solution

The fourth proportional to 246,333.34, 339,940.29 and 133,156 is: 183,755.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,333.34 : 339,940.29 = 133,156 : x
  2. Step 2: Convert to fraction form
    246,333.34/339,940.29 = 133,156/x
  3. Step 3: Cross multiply
    246,333.34x = 339,940.29 × 133,156
  4. Step 4: Simplify right side
    246,333.34x = 45,265,089,255.24
  5. Step 5: Solve for x
    x = 45,265,089,255.24/246,333.34
  6. Step 6: Final answer
    x = 183,755.43

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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.