Home / 192,168.66-265,193.19-106,126.07

Finding the Fourth Proportional to 192,168.66, 265,193.19 and 106,126.07

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Solution

The fourth proportional to 192,168.66, 265,193.19 and 106,126.07 is: 146,454.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,168.66 : 265,193.19 = 106,126.07 : x
  2. Step 2: Convert to fraction form
    192,168.66/265,193.19 = 106,126.07/x
  3. Step 3: Cross multiply
    192,168.66x = 265,193.19 × 106,126.07
  4. Step 4: Simplify right side
    192,168.66x = 28,143,910,647.80
  5. Step 5: Solve for x
    x = 28,143,910,647.80/192,168.66
  6. Step 6: Final answer
    x = 146,454.22

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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.