Finding the Fourth Proportional to 252,243.25, 378,187.47 and 117,163.91
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Solution
The fourth proportional to 252,243.25, 378,187.47 and 117,163.91 is: 175,663.46
Step by Step Solution
- Step 1: Write the proportion equation
252,243.25 : 378,187.47 = 117,163.91 : x - Step 2: Convert to fraction form
252,243.25/378,187.47 = 117,163.91/x - Step 3: Cross multiply
252,243.25x = 378,187.47 × 117,163.91 - Step 4: Simplify right side
252,243.25x = 44,309,922,698.21 - Step 5: Solve for x
x = 44,309,922,698.21/252,243.25 - Step 6: Final answer
x = 175,663.46
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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.