Finding the Fourth Proportional to 126,949.36, 175,192.30 and 69,584.84
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Solution
The fourth proportional to 126,949.36, 175,192.30 and 69,584.84 is: 96,028.28
Step by Step Solution
- Step 1: Write the proportion equation
126,949.36 : 175,192.30 = 69,584.84 : x - Step 2: Convert to fraction form
126,949.36/175,192.30 = 69,584.84/x - Step 3: Cross multiply
126,949.36x = 175,192.30 × 69,584.84 - Step 4: Simplify right side
126,949.36x = 12,190,728,164.73 - Step 5: Solve for x
x = 12,190,728,164.73/126,949.36 - Step 6: Final answer
x = 96,028.28
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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.