Finding the Fourth Proportional to 266.67, 400.01 and 84.08
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Solution
The fourth proportional to 266.67, 400.01 and 84.08 is: 126.12
Step by Step Solution
- Step 1: Write the proportion equation
266.67 : 400.01 = 84.08 : x - Step 2: Convert to fraction form
266.67/400.01 = 84.08/x - Step 3: Cross multiply
266.67x = 400.01 × 84.08 - Step 4: Simplify right side
266.67x = 33,634.05 - Step 5: Solve for x
x = 33,634.05/266.67 - Step 6: Final answer
x = 126.12
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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.