Home / 105,976.44-158,860.98-50,611.32

Finding the Fourth Proportional to 105,976.44, 158,860.98 and 50,611.32

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Solution

The fourth proportional to 105,976.44, 158,860.98 and 50,611.32 is: 75,867.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,976.44 : 158,860.98 = 50,611.32 : x
  2. Step 2: Convert to fraction form
    105,976.44/158,860.98 = 50,611.32/x
  3. Step 3: Cross multiply
    105,976.44x = 158,860.98 × 50,611.32
  4. Step 4: Simplify right side
    105,976.44x = 8,040,163,894.29
  5. Step 5: Solve for x
    x = 8,040,163,894.29/105,976.44
  6. Step 6: Final answer
    x = 75,867.47

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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.