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Finding the Fourth Proportional to 184,481.28, 275,146.74 and 156,584.88

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Solution

The fourth proportional to 184,481.28, 275,146.74 and 156,584.88 is: 233,540.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,481.28 : 275,146.74 = 156,584.88 : x
  2. Step 2: Convert to fraction form
    184,481.28/275,146.74 = 156,584.88/x
  3. Step 3: Cross multiply
    184,481.28x = 275,146.74 × 156,584.88
  4. Step 4: Simplify right side
    184,481.28x = 43,083,819,265.29
  5. Step 5: Solve for x
    x = 43,083,819,265.29/184,481.28
  6. Step 6: Final answer
    x = 233,540.33

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.