Home / 138,822.42-208,183.41-50,052.09

Finding the Fourth Proportional to 138,822.42, 208,183.41 and 50,052.09

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Solution

The fourth proportional to 138,822.42, 208,183.41 and 50,052.09 is: 75,060.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,822.42 : 208,183.41 = 50,052.09 : x
  2. Step 2: Convert to fraction form
    138,822.42/208,183.41 = 50,052.09/x
  3. Step 3: Cross multiply
    138,822.42x = 208,183.41 × 50,052.09
  4. Step 4: Simplify right side
    138,822.42x = 10,420,014,773.83
  5. Step 5: Solve for x
    x = 10,420,014,773.83/138,822.42
  6. Step 6: Final answer
    x = 75,060.03

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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.