Finding the Fourth Proportional to 201,121.18, 277,548.39 and 110,474.15
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Solution
The fourth proportional to 201,121.18, 277,548.39 and 110,474.15 is: 152,454.96
Step by Step Solution
- Step 1: Write the proportion equation
201,121.18 : 277,548.39 = 110,474.15 : x - Step 2: Convert to fraction form
201,121.18/277,548.39 = 110,474.15/x - Step 3: Cross multiply
201,121.18x = 277,548.39 × 110,474.15 - Step 4: Simplify right side
201,121.18x = 30,661,921,081.38 - Step 5: Solve for x
x = 30,661,921,081.38/201,121.18 - Step 6: Final answer
x = 152,454.96
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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.