Finding the Fourth Proportional to 240.63, 361.01 and 69.63
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Solution
The fourth proportional to 240.63, 361.01 and 69.63 is: 104.46
Step by Step Solution
- Step 1: Write the proportion equation
240.63 : 361.01 = 69.63 : x - Step 2: Convert to fraction form
240.63/361.01 = 69.63/x - Step 3: Cross multiply
240.63x = 361.01 × 69.63 - Step 4: Simplify right side
240.63x = 25,137.13 - Step 5: Solve for x
x = 25,137.13/240.63 - Step 6: Final answer
x = 104.46
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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.