Finding the Fourth Proportional to 202.63, 303.84 and 92.91
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Solution
The fourth proportional to 202.63, 303.84 and 92.91 is: 139.32
Step by Step Solution
- Step 1: Write the proportion equation
202.63 : 303.84 = 92.91 : x - Step 2: Convert to fraction form
202.63/303.84 = 92.91/x - Step 3: Cross multiply
202.63x = 303.84 × 92.91 - Step 4: Simplify right side
202.63x = 28,230.09 - Step 5: Solve for x
x = 28,230.09/202.63 - Step 6: Final answer
x = 139.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.