Finding the Fourth Proportional to 193.73, 267.08 and 149.54
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Solution
The fourth proportional to 193.73, 267.08 and 149.54 is: 206.15
Step by Step Solution
- Step 1: Write the proportion equation
193.73 : 267.08 = 149.54 : x - Step 2: Convert to fraction form
193.73/267.08 = 149.54/x - Step 3: Cross multiply
193.73x = 267.08 × 149.54 - Step 4: Simplify right side
193.73x = 39,937.06 - Step 5: Solve for x
x = 39,937.06/193.73 - Step 6: Final answer
x = 206.15
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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.