Finding the Fourth Proportional to 171.19, 236.26 and 97.52
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Solution
The fourth proportional to 171.19, 236.26 and 97.52 is: 134.59
Step by Step Solution
- Step 1: Write the proportion equation
171.19 : 236.26 = 97.52 : x - Step 2: Convert to fraction form
171.19/236.26 = 97.52/x - Step 3: Cross multiply
171.19x = 236.26 × 97.52 - Step 4: Simplify right side
171.19x = 23,040.08 - Step 5: Solve for x
x = 23,040.08/171.19 - Step 6: Final answer
x = 134.59
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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.