Finding the Fourth Proportional to 94.84, 130.87 and 57.99
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Solution
The fourth proportional to 94.84, 130.87 and 57.99 is: 80.02
Step by Step Solution
- Step 1: Write the proportion equation
94.84 : 130.87 = 57.99 : x - Step 2: Convert to fraction form
94.84/130.87 = 57.99/x - Step 3: Cross multiply
94.84x = 130.87 × 57.99 - Step 4: Simplify right side
94.84x = 7,589.01 - Step 5: Solve for x
x = 7,589.01/94.84 - Step 6: Final answer
x = 80.02
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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.