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Finding the Fourth Proportional to 118,883.80, 178,350.87 and 44,004.56

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Solution

The fourth proportional to 118,883.80, 178,350.87 and 44,004.56 is: 66,016.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,883.80 : 178,350.87 = 44,004.56 : x
  2. Step 2: Convert to fraction form
    118,883.80/178,350.87 = 44,004.56/x
  3. Step 3: Cross multiply
    118,883.80x = 178,350.87 × 44,004.56
  4. Step 4: Simplify right side
    118,883.80x = 7,848,251,559.97
  5. Step 5: Solve for x
    x = 7,848,251,559.97/118,883.80
  6. Step 6: Final answer
    x = 66,016.16

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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.