Home / 305,927.82-422,133.59-169,949.27

Finding the Fourth Proportional to 305,927.82, 422,133.59 and 169,949.27

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Solution

The fourth proportional to 305,927.82, 422,133.59 and 169,949.27 is: 234,504.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,927.82 : 422,133.59 = 169,949.27 : x
  2. Step 2: Convert to fraction form
    305,927.82/422,133.59 = 169,949.27/x
  3. Step 3: Cross multiply
    305,927.82x = 422,133.59 × 169,949.27
  4. Step 4: Simplify right side
    305,927.82x = 71,741,296,943.19
  5. Step 5: Solve for x
    x = 71,741,296,943.19/305,927.82
  6. Step 6: Final answer
    x = 234,504.00

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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.