Finding the Fourth Proportional to 62.82, 94.07 and 59.99
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Solution
The fourth proportional to 62.82, 94.07 and 59.99 is: 89.82
Step by Step Solution
- Step 1: Write the proportion equation
62.82 : 94.07 = 59.99 : x - Step 2: Convert to fraction form
62.82/94.07 = 59.99/x - Step 3: Cross multiply
62.82x = 94.07 × 59.99 - Step 4: Simplify right side
62.82x = 5,642.72 - Step 5: Solve for x
x = 5,642.72/62.82 - Step 6: Final answer
x = 89.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.