Finding the Fourth Proportional to 178.63, 267.26 and 101.63
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Solution
The fourth proportional to 178.63, 267.26 and 101.63 is: 152.06
Step by Step Solution
- Step 1: Write the proportion equation
178.63 : 267.26 = 101.63 : x - Step 2: Convert to fraction form
178.63/267.26 = 101.63/x - Step 3: Cross multiply
178.63x = 267.26 × 101.63 - Step 4: Simplify right side
178.63x = 27,161.63 - Step 5: Solve for x
x = 27,161.63/178.63 - Step 6: Final answer
x = 152.06
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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.