Finding the Fourth Proportional to 196,490.63, 294,729.71 and 54,344.48
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Solution
The fourth proportional to 196,490.63, 294,729.71 and 54,344.48 is: 81,514.99
Step by Step Solution
- Step 1: Write the proportion equation
196,490.63 : 294,729.71 = 54,344.48 : x - Step 2: Convert to fraction form
196,490.63/294,729.71 = 54,344.48/x - Step 3: Cross multiply
196,490.63x = 294,729.71 × 54,344.48 - Step 4: Simplify right side
196,490.63x = 16,016,931,085.13 - Step 5: Solve for x
x = 16,016,931,085.13/196,490.63 - Step 6: Final answer
x = 81,514.99
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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.