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Finding the Fourth Proportional to 246,839.76, 340,640.51 and 133,662.51

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Solution

The fourth proportional to 246,839.76, 340,640.51 and 133,662.51 is: 184,455.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,839.76 : 340,640.51 = 133,662.51 : x
  2. Step 2: Convert to fraction form
    246,839.76/340,640.51 = 133,662.51/x
  3. Step 3: Cross multiply
    246,839.76x = 340,640.51 × 133,662.51
  4. Step 4: Simplify right side
    246,839.76x = 45,530,865,574.28
  5. Step 5: Solve for x
    x = 45,530,865,574.28/246,839.76
  6. Step 6: Final answer
    x = 184,455.15

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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.