Home / 270,604.12-373,428.09-149,745.33

Finding the Fourth Proportional to 270,604.12, 373,428.09 and 149,745.33

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Solution

The fourth proportional to 270,604.12, 373,428.09 and 149,745.33 is: 206,645.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,604.12 : 373,428.09 = 149,745.33 : x
  2. Step 2: Convert to fraction form
    270,604.12/373,428.09 = 149,745.33/x
  3. Step 3: Cross multiply
    270,604.12x = 373,428.09 × 149,745.33
  4. Step 4: Simplify right side
    270,604.12x = 55,919,112,568.32
  5. Step 5: Solve for x
    x = 55,919,112,568.32/270,604.12
  6. Step 6: Final answer
    x = 206,645.46

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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.