Finding the Fourth Proportional to 186.68, 257.49 and 183.44
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Solution
The fourth proportional to 186.68, 257.49 and 183.44 is: 253.02
Step by Step Solution
- Step 1: Write the proportion equation
186.68 : 257.49 = 183.44 : x - Step 2: Convert to fraction form
186.68/257.49 = 183.44/x - Step 3: Cross multiply
186.68x = 257.49 × 183.44 - Step 4: Simplify right side
186.68x = 47,232.68 - Step 5: Solve for x
x = 47,232.68/186.68 - Step 6: Final answer
x = 253.02
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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.