Home / 269,028.11-371,268.32-167,109.39

Finding the Fourth Proportional to 269,028.11, 371,268.32 and 167,109.39

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Solution

The fourth proportional to 269,028.11, 371,268.32 and 167,109.39 is: 230,616.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,028.11 : 371,268.32 = 167,109.39 : x
  2. Step 2: Convert to fraction form
    269,028.11/371,268.32 = 167,109.39/x
  3. Step 3: Cross multiply
    269,028.11x = 371,268.32 × 167,109.39
  4. Step 4: Simplify right side
    269,028.11x = 62,042,421,645.98
  5. Step 5: Solve for x
    x = 62,042,421,645.98/269,028.11
  6. Step 6: Final answer
    x = 230,616.87

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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.