Finding the Fourth Proportional to 201,165.09, 277,627.10 and 115,106.94
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Solution
The fourth proportional to 201,165.09, 277,627.10 and 115,106.94 is: 158,858.61
Step by Step Solution
- Step 1: Write the proportion equation
201,165.09 : 277,627.10 = 115,106.94 : x - Step 2: Convert to fraction form
201,165.09/277,627.10 = 115,106.94/x - Step 3: Cross multiply
201,165.09x = 277,627.10 × 115,106.94 - Step 4: Simplify right side
201,165.09x = 31,956,805,366.54 - Step 5: Solve for x
x = 31,956,805,366.54/201,165.09 - Step 6: Final answer
x = 158,858.61
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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.