Finding the Fourth Proportional to 124,239.96, 186,229.80 and 54,100.44
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Solution
The fourth proportional to 124,239.96, 186,229.80 and 54,100.44 is: 81,093.99
Step by Step Solution
- Step 1: Write the proportion equation
124,239.96 : 186,229.80 = 54,100.44 : x - Step 2: Convert to fraction form
124,239.96/186,229.80 = 54,100.44/x - Step 3: Cross multiply
124,239.96x = 186,229.80 × 54,100.44 - Step 4: Simplify right side
124,239.96x = 10,075,114,121.11 - Step 5: Solve for x
x = 10,075,114,121.11/124,239.96 - Step 6: Final answer
x = 81,093.99
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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.