Finding the Fourth Proportional to 201,055.73, 277,479.05 and 115,022.70
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Solution
The fourth proportional to 201,055.73, 277,479.05 and 115,022.70 is: 158,743.99
Step by Step Solution
- Step 1: Write the proportion equation
201,055.73 : 277,479.05 = 115,022.70 : x - Step 2: Convert to fraction form
201,055.73/277,479.05 = 115,022.70/x - Step 3: Cross multiply
201,055.73x = 277,479.05 × 115,022.70 - Step 4: Simplify right side
201,055.73x = 31,916,389,524.44 - Step 5: Solve for x
x = 31,916,389,524.44/201,055.73 - Step 6: Final answer
x = 158,743.99
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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.