Finding the Fourth Proportional to 189,161.84, 283,364.76 and 163,911.44
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Solution
The fourth proportional to 189,161.84, 283,364.76 and 163,911.44 is: 245,539.62
Step by Step Solution
- Step 1: Write the proportion equation
189,161.84 : 283,364.76 = 163,911.44 : x - Step 2: Convert to fraction form
189,161.84/283,364.76 = 163,911.44/x - Step 3: Cross multiply
189,161.84x = 283,364.76 × 163,911.44 - Step 4: Simplify right side
189,161.84x = 46,446,725,856.85 - Step 5: Solve for x
x = 46,446,725,856.85/189,161.84 - Step 6: Final answer
x = 245,539.62
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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.