Home / 243,300.45-335,751.26-141,383.51

Finding the Fourth Proportional to 243,300.45, 335,751.26 and 141,383.51

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Solution

The fourth proportional to 243,300.45, 335,751.26 and 141,383.51 is: 195,107.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,300.45 : 335,751.26 = 141,383.51 : x
  2. Step 2: Convert to fraction form
    243,300.45/335,751.26 = 141,383.51/x
  3. Step 3: Cross multiply
    243,300.45x = 335,751.26 × 141,383.51
  4. Step 4: Simplify right side
    243,300.45x = 47,469,691,625.72
  5. Step 5: Solve for x
    x = 47,469,691,625.72/243,300.45
  6. Step 6: Final answer
    x = 195,107.29

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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.