Finding the Fourth Proportional to 175.54, 241.92 and 136.66
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Solution
The fourth proportional to 175.54, 241.92 and 136.66 is: 188.34
Step by Step Solution
- Step 1: Write the proportion equation
175.54 : 241.92 = 136.66 : x - Step 2: Convert to fraction form
175.54/241.92 = 136.66/x - Step 3: Cross multiply
175.54x = 241.92 × 136.66 - Step 4: Simplify right side
175.54x = 33,060.79 - Step 5: Solve for x
x = 33,060.79/175.54 - Step 6: Final answer
x = 188.34
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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.