Finding the Fourth Proportional to 205,375.28, 283,407.71 and 114,713.19
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Solution
The fourth proportional to 205,375.28, 283,407.71 and 114,713.19 is: 158,298.52
Step by Step Solution
- Step 1: Write the proportion equation
205,375.28 : 283,407.71 = 114,713.19 : x - Step 2: Convert to fraction form
205,375.28/283,407.71 = 114,713.19/x - Step 3: Cross multiply
205,375.28x = 283,407.71 × 114,713.19 - Step 4: Simplify right side
205,375.28x = 32,510,601,911.13 - Step 5: Solve for x
x = 32,510,601,911.13/205,375.28 - Step 6: Final answer
x = 158,298.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.