Finding the Fourth Proportional to 176.15, 242.99 and 110.63
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Solution
The fourth proportional to 176.15, 242.99 and 110.63 is: 152.60
Step by Step Solution
- Step 1: Write the proportion equation
176.15 : 242.99 = 110.63 : x - Step 2: Convert to fraction form
176.15/242.99 = 110.63/x - Step 3: Cross multiply
176.15x = 242.99 × 110.63 - Step 4: Simplify right side
176.15x = 26,880.22 - Step 5: Solve for x
x = 26,880.22/176.15 - Step 6: Final answer
x = 152.60
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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.