Finding the Fourth Proportional to 181,614.09, 272,499.48 and 69,328.02
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Solution
The fourth proportional to 181,614.09, 272,499.48 and 69,328.02 is: 104,021.94
Step by Step Solution
- Step 1: Write the proportion equation
181,614.09 : 272,499.48 = 69,328.02 : x - Step 2: Convert to fraction form
181,614.09/272,499.48 = 69,328.02/x - Step 3: Cross multiply
181,614.09x = 272,499.48 × 69,328.02 - Step 4: Simplify right side
181,614.09x = 18,891,849,399.43 - Step 5: Solve for x
x = 18,891,849,399.43/181,614.09 - Step 6: Final answer
x = 104,021.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.