Home / 67,219.24-100,773.78-27,804.64

Finding the Fourth Proportional to 67,219.24, 100,773.78 and 27,804.64

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Solution

The fourth proportional to 67,219.24, 100,773.78 and 27,804.64 is: 41,684.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,219.24 : 100,773.78 = 27,804.64 : x
  2. Step 2: Convert to fraction form
    67,219.24/100,773.78 = 27,804.64/x
  3. Step 3: Cross multiply
    67,219.24x = 100,773.78 × 27,804.64
  4. Step 4: Simplify right side
    67,219.24x = 2,801,978,674.34
  5. Step 5: Solve for x
    x = 2,801,978,674.34/67,219.24
  6. Step 6: Final answer
    x = 41,684.18

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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.