Finding the Fourth Proportional to 201,193.24, 277,542.56 and 136,665.80
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Solution
The fourth proportional to 201,193.24, 277,542.56 and 136,665.80 is: 188,528.08
Step by Step Solution
- Step 1: Write the proportion equation
201,193.24 : 277,542.56 = 136,665.80 : x - Step 2: Convert to fraction form
201,193.24/277,542.56 = 136,665.80/x - Step 3: Cross multiply
201,193.24x = 277,542.56 × 136,665.80 - Step 4: Simplify right side
201,193.24x = 37,930,575,996.45 - Step 5: Solve for x
x = 37,930,575,996.45/201,193.24 - Step 6: Final answer
x = 188,528.08
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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.