Home / 74,236.14-111,222.99-49,216.86

Finding the Fourth Proportional to 74,236.14, 111,222.99 and 49,216.86

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Solution

The fourth proportional to 74,236.14, 111,222.99 and 49,216.86 is: 73,738.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,236.14 : 111,222.99 = 49,216.86 : x
  2. Step 2: Convert to fraction form
    74,236.14/111,222.99 = 49,216.86/x
  3. Step 3: Cross multiply
    74,236.14x = 111,222.99 × 49,216.86
  4. Step 4: Simplify right side
    74,236.14x = 5,474,046,327.61
  5. Step 5: Solve for x
    x = 5,474,046,327.61/74,236.14
  6. Step 6: Final answer
    x = 73,738.29

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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.