Finding the Fourth Proportional to 246.68, 369.99 and 84.35
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Solution
The fourth proportional to 246.68, 369.99 and 84.35 is: 126.51
Step by Step Solution
- Step 1: Write the proportion equation
246.68 : 369.99 = 84.35 : x - Step 2: Convert to fraction form
246.68/369.99 = 84.35/x - Step 3: Cross multiply
246.68x = 369.99 × 84.35 - Step 4: Simplify right side
246.68x = 31,208.66 - Step 5: Solve for x
x = 31,208.66/246.68 - Step 6: Final answer
x = 126.51
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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.