Finding the Fourth Proportional to 134.26, 201.63 and 117.26
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Solution
The fourth proportional to 134.26, 201.63 and 117.26 is: 176.10
Step by Step Solution
- Step 1: Write the proportion equation
134.26 : 201.63 = 117.26 : x - Step 2: Convert to fraction form
134.26/201.63 = 117.26/x - Step 3: Cross multiply
134.26x = 201.63 × 117.26 - Step 4: Simplify right side
134.26x = 23,643.13 - Step 5: Solve for x
x = 23,643.13/134.26 - Step 6: Final answer
x = 176.10
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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.