Finding the Fourth Proportional to 175.15, 241.64 and 112.99
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Solution
The fourth proportional to 175.15, 241.64 and 112.99 is: 155.88
Step by Step Solution
- Step 1: Write the proportion equation
175.15 : 241.64 = 112.99 : x - Step 2: Convert to fraction form
175.15/241.64 = 112.99/x - Step 3: Cross multiply
175.15x = 241.64 × 112.99 - Step 4: Simplify right side
175.15x = 27,302.79 - Step 5: Solve for x
x = 27,302.79/175.15 - Step 6: Final answer
x = 155.88
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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.