Finding the Fourth Proportional to 205,253.93, 283,446.05 and 194,071.68
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Solution
The fourth proportional to 205,253.93, 283,446.05 and 194,071.68 is: 268,003.88
Step by Step Solution
- Step 1: Write the proportion equation
205,253.93 : 283,446.05 = 194,071.68 : x - Step 2: Convert to fraction form
205,253.93/283,446.05 = 194,071.68/x - Step 3: Cross multiply
205,253.93x = 283,446.05 × 194,071.68 - Step 4: Simplify right side
205,253.93x = 55,008,850,142.51 - Step 5: Solve for x
x = 55,008,850,142.51/205,253.93 - Step 6: Final answer
x = 268,003.88
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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.