Finding the Fourth Proportional to 176.36, 264.99 and 157.28
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Solution
The fourth proportional to 176.36, 264.99 and 157.28 is: 236.32
Step by Step Solution
- Step 1: Write the proportion equation
176.36 : 264.99 = 157.28 : x - Step 2: Convert to fraction form
176.36/264.99 = 157.28/x - Step 3: Cross multiply
176.36x = 264.99 × 157.28 - Step 4: Simplify right side
176.36x = 41,677.63 - Step 5: Solve for x
x = 41,677.63/176.36 - Step 6: Final answer
x = 236.32
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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.