Finding the Fourth Proportional to 177.18, 265.44 and 108.48
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Solution
The fourth proportional to 177.18, 265.44 and 108.48 is: 162.52
Step by Step Solution
- Step 1: Write the proportion equation
177.18 : 265.44 = 108.48 : x - Step 2: Convert to fraction form
177.18/265.44 = 108.48/x - Step 3: Cross multiply
177.18x = 265.44 × 108.48 - Step 4: Simplify right side
177.18x = 28,794.93 - Step 5: Solve for x
x = 28,794.93/177.18 - Step 6: Final answer
x = 162.52
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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.