Finding the Fourth Proportional to 193.53, 267.08 and 110.66
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Solution
The fourth proportional to 193.53, 267.08 and 110.66 is: 152.72
Step by Step Solution
- Step 1: Write the proportion equation
193.53 : 267.08 = 110.66 : x - Step 2: Convert to fraction form
193.53/267.08 = 110.66/x - Step 3: Cross multiply
193.53x = 267.08 × 110.66 - Step 4: Simplify right side
193.53x = 29,555.07 - Step 5: Solve for x
x = 29,555.07/193.53 - Step 6: Final answer
x = 152.72
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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.