Finding the Fourth Proportional to 144,766.05, 199,761.02 and 84,324.05
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Solution
The fourth proportional to 144,766.05, 199,761.02 and 84,324.05 is: 116,357.79
Step by Step Solution
- Step 1: Write the proportion equation
144,766.05 : 199,761.02 = 84,324.05 : x - Step 2: Convert to fraction form
144,766.05/199,761.02 = 84,324.05/x - Step 3: Cross multiply
144,766.05x = 199,761.02 × 84,324.05 - Step 4: Simplify right side
144,766.05x = 16,844,658,238.53 - Step 5: Solve for x
x = 16,844,658,238.53/144,766.05 - Step 6: Final answer
x = 116,357.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.