Finding the Fourth Proportional to 179,638.58, 269,235.98 and 154,158.99
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Solution
The fourth proportional to 179,638.58, 269,235.98 and 154,158.99 is: 231,048.07
Step by Step Solution
- Step 1: Write the proportion equation
179,638.58 : 269,235.98 = 154,158.99 : x - Step 2: Convert to fraction form
179,638.58/269,235.98 = 154,158.99/x - Step 3: Cross multiply
179,638.58x = 269,235.98 × 154,158.99 - Step 4: Simplify right side
179,638.58x = 41,505,145,977.67 - Step 5: Solve for x
x = 41,505,145,977.67/179,638.58 - Step 6: Final answer
x = 231,048.07
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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.