Finding the Fourth Proportional to 201,286.73, 277,772.57 and 110,640.75
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Solution
The fourth proportional to 201,286.73, 277,772.57 and 110,640.75 is: 152,682.52
Step by Step Solution
- Step 1: Write the proportion equation
201,286.73 : 277,772.57 = 110,640.75 : x - Step 2: Convert to fraction form
201,286.73/277,772.57 = 110,640.75/x - Step 3: Cross multiply
201,286.73x = 277,772.57 × 110,640.75 - Step 4: Simplify right side
201,286.73x = 30,732,964,840.49 - Step 5: Solve for x
x = 30,732,964,840.49/201,286.73 - Step 6: Final answer
x = 152,682.52
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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.