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Finding the Fourth Proportional to 246,659.85, 340,389.34 and 133,482.60

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Solution

The fourth proportional to 246,659.85, 340,389.34 and 133,482.60 is: 184,205.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,659.85 : 340,389.34 = 133,482.60 : x
  2. Step 2: Convert to fraction form
    246,659.85/340,389.34 = 133,482.60/x
  3. Step 3: Cross multiply
    246,659.85x = 340,389.34 × 133,482.60
  4. Step 4: Simplify right side
    246,659.85x = 45,436,054,115.48
  5. Step 5: Solve for x
    x = 45,436,054,115.48/246,659.85
  6. Step 6: Final answer
    x = 184,205.31

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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.