Finding the Fourth Proportional to 177.15, 265.42 and 95.95
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Solution
The fourth proportional to 177.15, 265.42 and 95.95 is: 143.75
Step by Step Solution
- Step 1: Write the proportion equation
177.15 : 265.42 = 95.95 : x - Step 2: Convert to fraction form
177.15/265.42 = 95.95/x - Step 3: Cross multiply
177.15x = 265.42 × 95.95 - Step 4: Simplify right side
177.15x = 25,465.24 - Step 5: Solve for x
x = 25,465.24/177.15 - Step 6: Final answer
x = 143.75
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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.