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Finding the Fourth Proportional to 246,349.96, 339,963 and 133,172.68

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Solution

The fourth proportional to 246,349.96, 339,963 and 133,172.68 is: 183,778.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,349.96 : 339,963 = 133,172.68 : x
  2. Step 2: Convert to fraction form
    246,349.96/339,963 = 133,172.68/x
  3. Step 3: Cross multiply
    246,349.96x = 339,963 × 133,172.68
  4. Step 4: Simplify right side
    246,349.96x = 45,273,783,810.84
  5. Step 5: Solve for x
    x = 45,273,783,810.84/246,349.96
  6. Step 6: Final answer
    x = 183,778.33

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1.5x scale

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.