Finding the Fourth Proportional to 194,324.36, 291,486.53 and 75,912.66
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Solution
The fourth proportional to 194,324.36, 291,486.53 and 75,912.66 is: 113,868.99
Step by Step Solution
- Step 1: Write the proportion equation
194,324.36 : 291,486.53 = 75,912.66 : x - Step 2: Convert to fraction form
194,324.36/291,486.53 = 75,912.66/x - Step 3: Cross multiply
194,324.36x = 291,486.53 × 75,912.66 - Step 4: Simplify right side
194,324.36x = 22,127,518,036.25 - Step 5: Solve for x
x = 22,127,518,036.25/194,324.36 - Step 6: Final answer
x = 113,868.99
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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.