Finding the Fourth Proportional to 235.00, 324.14 and 141.68
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Solution
The fourth proportional to 235.00, 324.14 and 141.68 is: 195.42
Step by Step Solution
- Step 1: Write the proportion equation
235.00 : 324.14 = 141.68 : x - Step 2: Convert to fraction form
235.00/324.14 = 141.68/x - Step 3: Cross multiply
235.00x = 324.14 × 141.68 - Step 4: Simplify right side
235.00x = 45,924.26 - Step 5: Solve for x
x = 45,924.26/235.00 - Step 6: Final answer
x = 195.42
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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.