Finding the Fourth Proportional to 181,514.71, 272,289.14 and 53,431.08
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Solution
The fourth proportional to 181,514.71, 272,289.14 and 53,431.08 is: 80,151.65
Step by Step Solution
- Step 1: Write the proportion equation
181,514.71 : 272,289.14 = 53,431.08 : x - Step 2: Convert to fraction form
181,514.71/272,289.14 = 53,431.08/x - Step 3: Cross multiply
181,514.71x = 272,289.14 × 53,431.08 - Step 4: Simplify right side
181,514.71x = 14,548,703,758.23 - Step 5: Solve for x
x = 14,548,703,758.23/181,514.71 - Step 6: Final answer
x = 80,151.65
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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.