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Finding the Fourth Proportional to 123,287.86, 184,928.37 and 33,339.27

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Solution

The fourth proportional to 123,287.86, 184,928.37 and 33,339.27 is: 50,007.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,287.86 : 184,928.37 = 33,339.27 : x
  2. Step 2: Convert to fraction form
    123,287.86/184,928.37 = 33,339.27/x
  3. Step 3: Cross multiply
    123,287.86x = 184,928.37 × 33,339.27
  4. Step 4: Simplify right side
    123,287.86x = 6,165,376,858.09
  5. Step 5: Solve for x
    x = 6,165,376,858.09/123,287.86
  6. Step 6: Final answer
    x = 50,007.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.