Finding the Fourth Proportional to 277.60, 416.23 and 94.99
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Solution
The fourth proportional to 277.60, 416.23 and 94.99 is: 142.43
Step by Step Solution
- Step 1: Write the proportion equation
277.60 : 416.23 = 94.99 : x - Step 2: Convert to fraction form
277.60/416.23 = 94.99/x - Step 3: Cross multiply
277.60x = 416.23 × 94.99 - Step 4: Simplify right side
277.60x = 39,537.69 - Step 5: Solve for x
x = 39,537.69/277.60 - Step 6: Final answer
x = 142.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.