Finding the Fourth Proportional to 178,163.06, 267,051.36 and 89,202.02
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Solution
The fourth proportional to 178,163.06, 267,051.36 and 89,202.02 is: 133,706.28
Step by Step Solution
- Step 1: Write the proportion equation
178,163.06 : 267,051.36 = 89,202.02 : x - Step 2: Convert to fraction form
178,163.06/267,051.36 = 89,202.02/x - Step 3: Cross multiply
178,163.06x = 267,051.36 × 89,202.02 - Step 4: Simplify right side
178,163.06x = 23,821,520,755.75 - Step 5: Solve for x
x = 23,821,520,755.75/178,163.06 - Step 6: Final answer
x = 133,706.28
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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.