Finding the Fourth Proportional to 204,324.99, 306,520.29 and 77,960.13
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Solution
The fourth proportional to 204,324.99, 306,520.29 and 77,960.13 is: 116,952.71
Step by Step Solution
- Step 1: Write the proportion equation
204,324.99 : 306,520.29 = 77,960.13 : x - Step 2: Convert to fraction form
204,324.99/306,520.29 = 77,960.13/x - Step 3: Cross multiply
204,324.99x = 306,520.29 × 77,960.13 - Step 4: Simplify right side
204,324.99x = 23,896,361,656.04 - Step 5: Solve for x
x = 23,896,361,656.04/204,324.99 - Step 6: Final answer
x = 116,952.71
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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.