Finding the Fourth Proportional to 181,624.30, 272,371.64 and 69,275.14
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Solution
The fourth proportional to 181,624.30, 272,371.64 and 69,275.14 is: 103,887.99
Step by Step Solution
- Step 1: Write the proportion equation
181,624.30 : 272,371.64 = 69,275.14 : x - Step 2: Convert to fraction form
181,624.30/272,371.64 = 69,275.14/x - Step 3: Cross multiply
181,624.30x = 272,371.64 × 69,275.14 - Step 4: Simplify right side
181,624.30x = 18,868,583,493.03 - Step 5: Solve for x
x = 18,868,583,493.03/181,624.30 - Step 6: Final answer
x = 103,887.99
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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.