Home / 270,408.12-373,156.84-149,546.81

Finding the Fourth Proportional to 270,408.12, 373,156.84 and 149,546.81

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Solution

The fourth proportional to 270,408.12, 373,156.84 and 149,546.81 is: 206,371.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,408.12 : 373,156.84 = 149,546.81 : x
  2. Step 2: Convert to fraction form
    270,408.12/373,156.84 = 149,546.81/x
  3. Step 3: Cross multiply
    270,408.12x = 373,156.84 × 149,546.81
  4. Step 4: Simplify right side
    270,408.12x = 55,804,414,072.50
  5. Step 5: Solve for x
    x = 55,804,414,072.50/270,408.12
  6. Step 6: Final answer
    x = 206,371.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.