Finding the Fourth Proportional to 201,163.77, 277,110.26 and 172,391.05
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Solution
The fourth proportional to 201,163.77, 277,110.26 and 172,391.05 is: 237,474.82
Step by Step Solution
- Step 1: Write the proportion equation
201,163.77 : 277,110.26 = 172,391.05 : x - Step 2: Convert to fraction form
201,163.77/277,110.26 = 172,391.05/x - Step 3: Cross multiply
201,163.77x = 277,110.26 × 172,391.05 - Step 4: Simplify right side
201,163.77x = 47,771,329,787.77 - Step 5: Solve for x
x = 47,771,329,787.77/201,163.77 - Step 6: Final answer
x = 237,474.82
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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.