Finding the Fourth Proportional to 195.99, 293.95 and 87.76
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Solution
The fourth proportional to 195.99, 293.95 and 87.76 is: 131.62
Step by Step Solution
- Step 1: Write the proportion equation
195.99 : 293.95 = 87.76 : x - Step 2: Convert to fraction form
195.99/293.95 = 87.76/x - Step 3: Cross multiply
195.99x = 293.95 × 87.76 - Step 4: Simplify right side
195.99x = 25,797.05 - Step 5: Solve for x
x = 25,797.05/195.99 - Step 6: Final answer
x = 131.62
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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.