Finding the Fourth Proportional to 232.55, 349.08 and 124.31
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Solution
The fourth proportional to 232.55, 349.08 and 124.31 is: 186.60
Step by Step Solution
- Step 1: Write the proportion equation
232.55 : 349.08 = 124.31 : x - Step 2: Convert to fraction form
232.55/349.08 = 124.31/x - Step 3: Cross multiply
232.55x = 349.08 × 124.31 - Step 4: Simplify right side
232.55x = 43,394.13 - Step 5: Solve for x
x = 43,394.13/232.55 - Step 6: Final answer
x = 186.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.