Home / 199,846.37-299,977.18-133,748.39

Finding the Fourth Proportional to 199,846.37, 299,977.18 and 133,748.39

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Solution

The fourth proportional to 199,846.37, 299,977.18 and 133,748.39 is: 200,761.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,846.37 : 299,977.18 = 133,748.39 : x
  2. Step 2: Convert to fraction form
    199,846.37/299,977.18 = 133,748.39/x
  3. Step 3: Cross multiply
    199,846.37x = 299,977.18 × 133,748.39
  4. Step 4: Simplify right side
    199,846.37x = 40,121,463,361.85
  5. Step 5: Solve for x
    x = 40,121,463,361.85/199,846.37
  6. Step 6: Final answer
    x = 200,761.54

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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.