Home / 74,236.24-111,390.04-34,786.96

Finding the Fourth Proportional to 74,236.24, 111,390.04 and 34,786.96

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Solution

The fourth proportional to 74,236.24, 111,390.04 and 34,786.96 is: 52,197.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,236.24 : 111,390.04 = 34,786.96 : x
  2. Step 2: Convert to fraction form
    74,236.24/111,390.04 = 34,786.96/x
  3. Step 3: Cross multiply
    74,236.24x = 111,390.04 × 34,786.96
  4. Step 4: Simplify right side
    74,236.24x = 3,874,920,865.88
  5. Step 5: Solve for x
    x = 3,874,920,865.88/74,236.24
  6. Step 6: Final answer
    x = 52,197.16

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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.