Finding the Fourth Proportional to 119,341.36, 178,998.67 and 30,596.95
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Solution
The fourth proportional to 119,341.36, 178,998.67 and 30,596.95 is: 45,891.99
Step by Step Solution
- Step 1: Write the proportion equation
119,341.36 : 178,998.67 = 30,596.95 : x - Step 2: Convert to fraction form
119,341.36/178,998.67 = 30,596.95/x - Step 3: Cross multiply
119,341.36x = 178,998.67 × 30,596.95 - Step 4: Simplify right side
119,341.36x = 5,476,812,308.08 - Step 5: Solve for x
x = 5,476,812,308.08/119,341.36 - Step 6: Final answer
x = 45,891.99
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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.