Finding the Fourth Proportional to 132.98, 199.26 and 125.70
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Solution
The fourth proportional to 132.98, 199.26 and 125.70 is: 188.35
Step by Step Solution
- Step 1: Write the proportion equation
132.98 : 199.26 = 125.70 : x - Step 2: Convert to fraction form
132.98/199.26 = 125.70/x - Step 3: Cross multiply
132.98x = 199.26 × 125.70 - Step 4: Simplify right side
132.98x = 25,046.98 - Step 5: Solve for x
x = 25,046.98/132.98 - Step 6: Final answer
x = 188.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.