Finding the Fourth Proportional to 134.19, 201.15 and 73.26
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Solution
The fourth proportional to 134.19, 201.15 and 73.26 is: 109.82
Step by Step Solution
- Step 1: Write the proportion equation
134.19 : 201.15 = 73.26 : x - Step 2: Convert to fraction form
134.19/201.15 = 73.26/x - Step 3: Cross multiply
134.19x = 201.15 × 73.26 - Step 4: Simplify right side
134.19x = 14,736.25 - Step 5: Solve for x
x = 14,736.25/134.19 - Step 6: Final answer
x = 109.82
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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.