Home / 74,912.58-112,353.66-27,511.38

Finding the Fourth Proportional to 74,912.58, 112,353.66 and 27,511.38

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Solution

The fourth proportional to 74,912.58, 112,353.66 and 27,511.38 is: 41,261.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,912.58 : 112,353.66 = 27,511.38 : x
  2. Step 2: Convert to fraction form
    74,912.58/112,353.66 = 27,511.38/x
  3. Step 3: Cross multiply
    74,912.58x = 112,353.66 × 27,511.38
  4. Step 4: Simplify right side
    74,912.58x = 3,091,004,234.65
  5. Step 5: Solve for x
    x = 3,091,004,234.65/74,912.58
  6. Step 6: Final answer
    x = 41,261.48

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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.