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Finding the Fourth Proportional to 69,512.82, 104,295.33 and 32,090.82

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Solution

The fourth proportional to 69,512.82, 104,295.33 and 32,090.82 is: 48,148.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,512.82 : 104,295.33 = 32,090.82 : x
  2. Step 2: Convert to fraction form
    69,512.82/104,295.33 = 32,090.82/x
  3. Step 3: Cross multiply
    69,512.82x = 104,295.33 × 32,090.82
  4. Step 4: Simplify right side
    69,512.82x = 3,346,922,661.87
  5. Step 5: Solve for x
    x = 3,346,922,661.87/69,512.82
  6. Step 6: Final answer
    x = 48,148.28

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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.