Finding the Fourth Proportional to 201,161.97, 277,602.39 and 110,515.95
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Solution
The fourth proportional to 201,161.97, 277,602.39 and 110,515.95 is: 152,511.39
Step by Step Solution
- Step 1: Write the proportion equation
201,161.97 : 277,602.39 = 110,515.95 : x - Step 2: Convert to fraction form
201,161.97/277,602.39 = 110,515.95/x - Step 3: Cross multiply
201,161.97x = 277,602.39 × 110,515.95 - Step 4: Simplify right side
201,161.97x = 30,679,491,853.12 - Step 5: Solve for x
x = 30,679,491,853.12/201,161.97 - Step 6: Final answer
x = 152,511.39
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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.