Finding the Fourth Proportional to 177.93, 266.87 and 132.35
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Solution
The fourth proportional to 177.93, 266.87 and 132.35 is: 198.50
Step by Step Solution
- Step 1: Write the proportion equation
177.93 : 266.87 = 132.35 : x - Step 2: Convert to fraction form
177.93/266.87 = 132.35/x - Step 3: Cross multiply
177.93x = 266.87 × 132.35 - Step 4: Simplify right side
177.93x = 35,319.24 - Step 5: Solve for x
x = 35,319.24/177.93 - Step 6: Final answer
x = 198.50
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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.