Finding the Fourth Proportional to 177.24, 267.41 and 176.80
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Solution
The fourth proportional to 177.24, 267.41 and 176.80 is: 266.75
Step by Step Solution
- Step 1: Write the proportion equation
177.24 : 267.41 = 176.80 : x - Step 2: Convert to fraction form
177.24/267.41 = 176.80/x - Step 3: Cross multiply
177.24x = 267.41 × 176.80 - Step 4: Simplify right side
177.24x = 47,278.09 - Step 5: Solve for x
x = 47,278.09/177.24 - Step 6: Final answer
x = 266.75
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.