Finding the Fourth Proportional to 132.58, 198.99 and 93.95
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Solution
The fourth proportional to 132.58, 198.99 and 93.95 is: 141.01
Step by Step Solution
- Step 1: Write the proportion equation
132.58 : 198.99 = 93.95 : x - Step 2: Convert to fraction form
132.58/198.99 = 93.95/x - Step 3: Cross multiply
132.58x = 198.99 × 93.95 - Step 4: Simplify right side
132.58x = 18,695.11 - Step 5: Solve for x
x = 18,695.11/132.58 - Step 6: Final answer
x = 141.01
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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.