Finding the Fourth Proportional to 272.58, 409.07 and 110.26
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Solution
The fourth proportional to 272.58, 409.07 and 110.26 is: 165.47
Step by Step Solution
- Step 1: Write the proportion equation
272.58 : 409.07 = 110.26 : x - Step 2: Convert to fraction form
272.58/409.07 = 110.26/x - Step 3: Cross multiply
272.58x = 409.07 × 110.26 - Step 4: Simplify right side
272.58x = 45,104.06 - Step 5: Solve for x
x = 45,104.06/272.58 - Step 6: Final answer
x = 165.47
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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.