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Finding the Fourth Proportional to 68,594.93, 102,759.25 and 50,550.42

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Solution

The fourth proportional to 68,594.93, 102,759.25 and 50,550.42 is: 75,727.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,594.93 : 102,759.25 = 50,550.42 : x
  2. Step 2: Convert to fraction form
    68,594.93/102,759.25 = 50,550.42/x
  3. Step 3: Cross multiply
    68,594.93x = 102,759.25 × 50,550.42
  4. Step 4: Simplify right side
    68,594.93x = 5,194,522,479.84
  5. Step 5: Solve for x
    x = 5,194,522,479.84/68,594.93
  6. Step 6: Final answer
    x = 75,727.50

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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.