Finding the Fourth Proportional to 227,640.82, 314,136.09 and 125,664.09
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Solution
The fourth proportional to 227,640.82, 314,136.09 and 125,664.09 is: 173,411.89
Step by Step Solution
- Step 1: Write the proportion equation
227,640.82 : 314,136.09 = 125,664.09 : x - Step 2: Convert to fraction form
227,640.82/314,136.09 = 125,664.09/x - Step 3: Cross multiply
227,640.82x = 314,136.09 × 125,664.09 - Step 4: Simplify right side
227,640.82x = 39,475,624,315.33 - Step 5: Solve for x
x = 39,475,624,315.33/227,640.82 - Step 6: Final answer
x = 173,411.89
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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.