Home / 88,578.32-122,231.94-49,821.96

Finding the Fourth Proportional to 88,578.32, 122,231.94 and 49,821.96

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Solution

The fourth proportional to 88,578.32, 122,231.94 and 49,821.96 is: 68,750.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578.32 : 122,231.94 = 49,821.96 : x
  2. Step 2: Convert to fraction form
    88,578.32/122,231.94 = 49,821.96/x
  3. Step 3: Cross multiply
    88,578.32x = 122,231.94 × 49,821.96
  4. Step 4: Simplify right side
    88,578.32x = 6,089,834,825.40
  5. Step 5: Solve for x
    x = 6,089,834,825.40/88,578.32
  6. Step 6: Final answer
    x = 68,750.85

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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.