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Finding the Fourth Proportional to 69,751.56, 104,612.76 and 22,993.56

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Solution

The fourth proportional to 69,751.56, 104,612.76 and 22,993.56 is: 34,485.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,751.56 : 104,612.76 = 22,993.56 : x
  2. Step 2: Convert to fraction form
    69,751.56/104,612.76 = 22,993.56/x
  3. Step 3: Cross multiply
    69,751.56x = 104,612.76 × 22,993.56
  4. Step 4: Simplify right side
    69,751.56x = 2,405,419,773.83
  5. Step 5: Solve for x
    x = 2,405,419,773.83/69,751.56
  6. Step 6: Final answer
    x = 34,485.53

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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.