Finding the Fourth Proportional to 181,729.12, 272,172.48 and 175,425.72
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Solution
The fourth proportional to 181,729.12, 272,172.48 and 175,425.72 is: 262,731.99
Step by Step Solution
- Step 1: Write the proportion equation
181,729.12 : 272,172.48 = 175,425.72 : x - Step 2: Convert to fraction form
181,729.12/272,172.48 = 175,425.72/x - Step 3: Cross multiply
181,729.12x = 272,172.48 × 175,425.72 - Step 4: Simplify right side
181,729.12x = 47,746,053,268.19 - Step 5: Solve for x
x = 47,746,053,268.19/181,729.12 - Step 6: Final answer
x = 262,731.99
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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.