Home / 89,556.94-123,588.57-49,269.84

Finding the Fourth Proportional to 89,556.94, 123,588.57 and 49,269.84

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Solution

The fourth proportional to 89,556.94, 123,588.57 and 49,269.84 is: 67,992.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,556.94 : 123,588.57 = 49,269.84 : x
  2. Step 2: Convert to fraction form
    89,556.94/123,588.57 = 49,269.84/x
  3. Step 3: Cross multiply
    89,556.94x = 123,588.57 × 49,269.84
  4. Step 4: Simplify right side
    89,556.94x = 6,089,188,451.79
  5. Step 5: Solve for x
    x = 6,089,188,451.79/89,556.94
  6. Step 6: Final answer
    x = 67,992.37

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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.