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Finding the Fourth Proportional to 72,924.44, 100,633.74 and 41,091.44

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Solution

The fourth proportional to 72,924.44, 100,633.74 and 41,091.44 is: 56,705.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,924.44 : 100,633.74 = 41,091.44 : x
  2. Step 2: Convert to fraction form
    72,924.44/100,633.74 = 41,091.44/x
  3. Step 3: Cross multiply
    72,924.44x = 100,633.74 × 41,091.44
  4. Step 4: Simplify right side
    72,924.44x = 4,135,185,289.19
  5. Step 5: Solve for x
    x = 4,135,185,289.19/72,924.44
  6. Step 6: Final answer
    x = 56,705.07

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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.