Finding the Fourth Proportional to 177.36, 266.10 and 119.58
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Solution
The fourth proportional to 177.36, 266.10 and 119.58 is: 179.41
Step by Step Solution
- Step 1: Write the proportion equation
177.36 : 266.10 = 119.58 : x - Step 2: Convert to fraction form
177.36/266.10 = 119.58/x - Step 3: Cross multiply
177.36x = 266.10 × 119.58 - Step 4: Simplify right side
177.36x = 31,820.24 - Step 5: Solve for x
x = 31,820.24/177.36 - Step 6: Final answer
x = 179.41
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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.