Finding the Fourth Proportional to 173.13, 259.69 and 44.88
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Solution
The fourth proportional to 173.13, 259.69 and 44.88 is: 67.32
Step by Step Solution
- Step 1: Write the proportion equation
173.13 : 259.69 = 44.88 : x - Step 2: Convert to fraction form
173.13/259.69 = 44.88/x - Step 3: Cross multiply
173.13x = 259.69 × 44.88 - Step 4: Simplify right side
173.13x = 11,654.89 - Step 5: Solve for x
x = 11,654.89/173.13 - Step 6: Final answer
x = 67.32
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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.