Finding the Fourth Proportional to 201,397.67, 277,922.90 and 110,753.54
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Solution
The fourth proportional to 201,397.67, 277,922.90 and 110,753.54 is: 152,836.65
Step by Step Solution
- Step 1: Write the proportion equation
201,397.67 : 277,922.90 = 110,753.54 : x - Step 2: Convert to fraction form
201,397.67/277,922.90 = 110,753.54/x - Step 3: Cross multiply
201,397.67x = 277,922.90 × 110,753.54 - Step 4: Simplify right side
201,397.67x = 30,780,945,022.07 - Step 5: Solve for x
x = 30,780,945,022.07/201,397.67 - Step 6: Final answer
x = 152,836.65
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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.