Finding the Fourth Proportional to 222.29, 333.40 and 59.99
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Solution
The fourth proportional to 222.29, 333.40 and 59.99 is: 89.98
Step by Step Solution
- Step 1: Write the proportion equation
222.29 : 333.40 = 59.99 : x - Step 2: Convert to fraction form
222.29/333.40 = 59.99/x - Step 3: Cross multiply
222.29x = 333.40 × 59.99 - Step 4: Simplify right side
222.29x = 20,000.67 - Step 5: Solve for x
x = 20,000.67/222.29 - Step 6: Final answer
x = 89.98
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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.