Finding the Fourth Proportional to 194,355.45, 268,118.84 and 113,733.08
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Solution
The fourth proportional to 194,355.45, 268,118.84 and 113,733.08 is: 156,898.00
Step by Step Solution
- Step 1: Write the proportion equation
194,355.45 : 268,118.84 = 113,733.08 : x - Step 2: Convert to fraction form
194,355.45/268,118.84 = 113,733.08/x - Step 3: Cross multiply
194,355.45x = 268,118.84 × 113,733.08 - Step 4: Simplify right side
194,355.45x = 30,493,981,428.41 - Step 5: Solve for x
x = 30,493,981,428.41/194,355.45 - Step 6: Final answer
x = 156,898.00
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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.