Finding the Fourth Proportional to 189,075.68, 283,346.16 and 104,872.94
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Solution
The fourth proportional to 189,075.68, 283,346.16 and 104,872.94 is: 157,161.12
Step by Step Solution
- Step 1: Write the proportion equation
189,075.68 : 283,346.16 = 104,872.94 : x - Step 2: Convert to fraction form
189,075.68/283,346.16 = 104,872.94/x - Step 3: Cross multiply
189,075.68x = 283,346.16 × 104,872.94 - Step 4: Simplify right side
189,075.68x = 29,715,344,836.91 - Step 5: Solve for x
x = 29,715,344,836.91/189,075.68 - Step 6: Final answer
x = 157,161.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.