Finding the Fourth Proportional to 177.23, 244.57 and 102.55
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Solution
The fourth proportional to 177.23, 244.57 and 102.55 is: 141.50
Step by Step Solution
- Step 1: Write the proportion equation
177.23 : 244.57 = 102.55 : x - Step 2: Convert to fraction form
177.23/244.57 = 102.55/x - Step 3: Cross multiply
177.23x = 244.57 × 102.55 - Step 4: Simplify right side
177.23x = 25,078.92 - Step 5: Solve for x
x = 25,078.92/177.23 - Step 6: Final answer
x = 141.50
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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.