Finding the Fourth Proportional to 246.43, 369.73 and 73.10
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Solution
The fourth proportional to 246.43, 369.73 and 73.10 is: 109.68
Step by Step Solution
- Step 1: Write the proportion equation
246.43 : 369.73 = 73.10 : x - Step 2: Convert to fraction form
246.43/369.73 = 73.10/x - Step 3: Cross multiply
246.43x = 369.73 × 73.10 - Step 4: Simplify right side
246.43x = 27,028.28 - Step 5: Solve for x
x = 27,028.28/246.43 - Step 6: Final answer
x = 109.68
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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.