Home / 91,928.54-137,765.22-41,886.33

Finding the Fourth Proportional to 91,928.54, 137,765.22 and 41,886.33

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Solution

The fourth proportional to 91,928.54, 137,765.22 and 41,886.33 is: 62,771.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,928.54 : 137,765.22 = 41,886.33 : x
  2. Step 2: Convert to fraction form
    91,928.54/137,765.22 = 41,886.33/x
  3. Step 3: Cross multiply
    91,928.54x = 137,765.22 × 41,886.33
  4. Step 4: Simplify right side
    91,928.54x = 5,770,479,467.44
  5. Step 5: Solve for x
    x = 5,770,479,467.44/91,928.54
  6. Step 6: Final answer
    x = 62,771.36

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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.