Finding the Fourth Proportional to 177.45, 265.50 and 141
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Solution
The fourth proportional to 177.45, 265.50 and 141 is: 210.96
Step by Step Solution
- Step 1: Write the proportion equation
177.45 : 265.50 = 141 : x - Step 2: Convert to fraction form
177.45/265.50 = 141/x - Step 3: Cross multiply
177.45x = 265.50 × 141 - Step 4: Simplify right side
177.45x = 37,435.50 - Step 5: Solve for x
x = 37,435.50/177.45 - Step 6: Final answer
x = 210.96
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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.