Finding the Fourth Proportional to 364, 546 and 107.50
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Solution
The fourth proportional to 364, 546 and 107.50 is: 161.25
Step by Step Solution
- Step 1: Write the proportion equation
364 : 546 = 107.50 : x - Step 2: Convert to fraction form
364/546 = 107.50/x - Step 3: Cross multiply
364x = 546 × 107.50 - Step 4: Simplify right side
364x = 58,695 - Step 5: Solve for x
x = 58,695/364 - Step 6: Final answer
x = 161.25
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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.