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Finding the Fourth Proportional to 246,937.82, 340,774.70 and 133,760.57

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Solution

The fourth proportional to 246,937.82, 340,774.70 and 133,760.57 is: 184,589.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,937.82 : 340,774.70 = 133,760.57 : x
  2. Step 2: Convert to fraction form
    246,937.82/340,774.70 = 133,760.57/x
  3. Step 3: Cross multiply
    246,937.82x = 340,774.70 × 133,760.57
  4. Step 4: Simplify right side
    246,937.82x = 45,582,215,740.90
  5. Step 5: Solve for x
    x = 45,582,215,740.90/246,937.82
  6. Step 6: Final answer
    x = 184,589.86

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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.