Finding the Fourth Proportional to 214.10, 295.49 and 135.44
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Solution
The fourth proportional to 214.10, 295.49 and 135.44 is: 186.93
Step by Step Solution
- Step 1: Write the proportion equation
214.10 : 295.49 = 135.44 : x - Step 2: Convert to fraction form
214.10/295.49 = 135.44/x - Step 3: Cross multiply
214.10x = 295.49 × 135.44 - Step 4: Simplify right side
214.10x = 40,021.17 - Step 5: Solve for x
x = 40,021.17/214.10 - Step 6: Final answer
x = 186.93
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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.