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Finding the Fourth Proportional to 100,944.60, 151,450.60 and 44,776.96

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Solution

The fourth proportional to 100,944.60, 151,450.60 and 44,776.96 is: 67,180.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,944.60 : 151,450.60 = 44,776.96 : x
  2. Step 2: Convert to fraction form
    100,944.60/151,450.60 = 44,776.96/x
  3. Step 3: Cross multiply
    100,944.60x = 151,450.60 × 44,776.96
  4. Step 4: Simplify right side
    100,944.60x = 6,781,497,458.18
  5. Step 5: Solve for x
    x = 6,781,497,458.18/100,944.60
  6. Step 6: Final answer
    x = 67,180.39

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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.