Finding the Fourth Proportional to 177.18, 266.06 and 170.19
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Solution
The fourth proportional to 177.18, 266.06 and 170.19 is: 255.56
Step by Step Solution
- Step 1: Write the proportion equation
177.18 : 266.06 = 170.19 : x - Step 2: Convert to fraction form
177.18/266.06 = 170.19/x - Step 3: Cross multiply
177.18x = 266.06 × 170.19 - Step 4: Simplify right side
177.18x = 45,280.75 - Step 5: Solve for x
x = 45,280.75/177.18 - Step 6: Final answer
x = 255.56
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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.