Finding the Fourth Proportional to 252.63, 348.68 and 178.95
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Solution
The fourth proportional to 252.63, 348.68 and 178.95 is: 246.98
Step by Step Solution
- Step 1: Write the proportion equation
252.63 : 348.68 = 178.95 : x - Step 2: Convert to fraction form
252.63/348.68 = 178.95/x - Step 3: Cross multiply
252.63x = 348.68 × 178.95 - Step 4: Simplify right side
252.63x = 62,395.39 - Step 5: Solve for x
x = 62,395.39/252.63 - Step 6: Final answer
x = 246.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.