Finding the Fourth Proportional to 201,782.73, 302,569.01 and 75,318.99
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Solution
The fourth proportional to 201,782.73, 302,569.01 and 75,318.99 is: 112,939.26
Step by Step Solution
- Step 1: Write the proportion equation
201,782.73 : 302,569.01 = 75,318.99 : x - Step 2: Convert to fraction form
201,782.73/302,569.01 = 75,318.99/x - Step 3: Cross multiply
201,782.73x = 302,569.01 × 75,318.99 - Step 4: Simplify right side
201,782.73x = 22,789,192,238.50 - Step 5: Solve for x
x = 22,789,192,238.50/201,782.73 - Step 6: Final answer
x = 112,939.26
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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.