Finding the Fourth Proportional to 179,437.44, 268,850.08 and 126,745.44
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Solution
The fourth proportional to 179,437.44, 268,850.08 and 126,745.44 is: 189,901.96
Step by Step Solution
- Step 1: Write the proportion equation
179,437.44 : 268,850.08 = 126,745.44 : x - Step 2: Convert to fraction form
179,437.44/268,850.08 = 126,745.44/x - Step 3: Cross multiply
179,437.44x = 268,850.08 × 126,745.44 - Step 4: Simplify right side
179,437.44x = 34,075,521,683.64 - Step 5: Solve for x
x = 34,075,521,683.64/179,437.44 - Step 6: Final answer
x = 189,901.96
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1.5x scale
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.