Finding the Fourth Proportional to 181,202.10, 271,803.15 and 178,577.70
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Solution
The fourth proportional to 181,202.10, 271,803.15 and 178,577.70 is: 267,866.55
Step by Step Solution
- Step 1: Write the proportion equation
181,202.10 : 271,803.15 = 178,577.70 : x - Step 2: Convert to fraction form
181,202.10/271,803.15 = 178,577.70/x - Step 3: Cross multiply
181,202.10x = 271,803.15 × 178,577.70 - Step 4: Simplify right side
181,202.10x = 48,537,981,379.76 - Step 5: Solve for x
x = 48,537,981,379.76/181,202.10 - Step 6: Final answer
x = 267,866.55
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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.