Finding the Fourth Proportional to 193.87, 267.56 and 110.99
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Solution
The fourth proportional to 193.87, 267.56 and 110.99 is: 153.18
Step by Step Solution
- Step 1: Write the proportion equation
193.87 : 267.56 = 110.99 : x - Step 2: Convert to fraction form
193.87/267.56 = 110.99/x - Step 3: Cross multiply
193.87x = 267.56 × 110.99 - Step 4: Simplify right side
193.87x = 29,697.64 - Step 5: Solve for x
x = 29,697.64/193.87 - Step 6: Final answer
x = 153.18
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.