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Finding the Fourth Proportional to 246,825, 340,618.68 and 133,647.84

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Solution

The fourth proportional to 246,825, 340,618.68 and 133,647.84 is: 184,434.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,825 : 340,618.68 = 133,647.84 : x
  2. Step 2: Convert to fraction form
    246,825/340,618.68 = 133,647.84/x
  3. Step 3: Cross multiply
    246,825x = 340,618.68 × 133,647.84
  4. Step 4: Simplify right side
    246,825x = 45,522,950,845.65
  5. Step 5: Solve for x
    x = 45,522,950,845.65/246,825
  6. Step 6: Final answer
    x = 184,434.12

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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.