Finding the Fourth Proportional to 176,526.12, 264,639.97 and 76,611.21
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Solution
The fourth proportional to 176,526.12, 264,639.97 and 76,611.21 is: 114,852.06
Step by Step Solution
- Step 1: Write the proportion equation
176,526.12 : 264,639.97 = 76,611.21 : x - Step 2: Convert to fraction form
176,526.12/264,639.97 = 76,611.21/x - Step 3: Cross multiply
176,526.12x = 264,639.97 × 76,611.21 - Step 4: Simplify right side
176,526.12x = 20,274,388,316.06 - Step 5: Solve for x
x = 20,274,388,316.06/176,526.12 - Step 6: Final answer
x = 114,852.06
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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.