Finding the Fourth Proportional to 113,998.24, 170,569.68 and 94,286.08
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Solution
The fourth proportional to 113,998.24, 170,569.68 and 94,286.08 is: 141,075.39
Step by Step Solution
- Step 1: Write the proportion equation
113,998.24 : 170,569.68 = 94,286.08 : x - Step 2: Convert to fraction form
113,998.24/170,569.68 = 94,286.08/x - Step 3: Cross multiply
113,998.24x = 170,569.68 × 94,286.08 - Step 4: Simplify right side
113,998.24x = 16,082,346,494.05 - Step 5: Solve for x
x = 16,082,346,494.05/113,998.24 - Step 6: Final answer
x = 141,075.39
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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.