Home / 74,195.28-111,291.92-18,035.22

Finding the Fourth Proportional to 74,195.28, 111,291.92 and 18,035.22

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Solution

The fourth proportional to 74,195.28, 111,291.92 and 18,035.22 is: 27,052.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,195.28 : 111,291.92 = 18,035.22 : x
  2. Step 2: Convert to fraction form
    74,195.28/111,291.92 = 18,035.22/x
  3. Step 3: Cross multiply
    74,195.28x = 111,291.92 × 18,035.22
  4. Step 4: Simplify right side
    74,195.28x = 2,007,174,171.25
  5. Step 5: Solve for x
    x = 2,007,174,171.25/74,195.28
  6. Step 6: Final answer
    x = 27,052.59

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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.