Finding the Fourth Proportional to 177.58, 244.99 and 108.62
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Solution
The fourth proportional to 177.58, 244.99 and 108.62 is: 149.85
Step by Step Solution
- Step 1: Write the proportion equation
177.58 : 244.99 = 108.62 : x - Step 2: Convert to fraction form
177.58/244.99 = 108.62/x - Step 3: Cross multiply
177.58x = 244.99 × 108.62 - Step 4: Simplify right side
177.58x = 26,610.81 - Step 5: Solve for x
x = 26,610.81/177.58 - Step 6: Final answer
x = 149.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.