Finding the Fourth Proportional to 214.26, 295.62 and 125.70
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Solution
The fourth proportional to 214.26, 295.62 and 125.70 is: 173.43
Step by Step Solution
- Step 1: Write the proportion equation
214.26 : 295.62 = 125.70 : x - Step 2: Convert to fraction form
214.26/295.62 = 125.70/x - Step 3: Cross multiply
214.26x = 295.62 × 125.70 - Step 4: Simplify right side
214.26x = 37,159.43 - Step 5: Solve for x
x = 37,159.43/214.26 - Step 6: Final answer
x = 173.43
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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.