Finding the Fourth Proportional to 75,324.41, 112,753.32 and 44,220.41
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Solution
The fourth proportional to 75,324.41, 112,753.32 and 44,220.41 is: 66,193.66
Step by Step Solution
- Step 1: Write the proportion equation
75,324.41 : 112,753.32 = 44,220.41 : x - Step 2: Convert to fraction form
75,324.41/112,753.32 = 44,220.41/x - Step 3: Cross multiply
75,324.41x = 112,753.32 × 44,220.41 - Step 4: Simplify right side
75,324.41x = 4,985,998,039.26 - Step 5: Solve for x
x = 4,985,998,039.26/75,324.41 - Step 6: Final answer
x = 66,193.66
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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.