Finding the Fourth Proportional to 198,094.84, 273,371.70 and 113,214.76
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Solution
The fourth proportional to 198,094.84, 273,371.70 and 113,214.76 is: 156,236.84
Step by Step Solution
- Step 1: Write the proportion equation
198,094.84 : 273,371.70 = 113,214.76 : x - Step 2: Convert to fraction form
198,094.84/273,371.70 = 113,214.76/x - Step 3: Cross multiply
198,094.84x = 273,371.70 × 113,214.76 - Step 4: Simplify right side
198,094.84x = 30,949,711,406.29 - Step 5: Solve for x
x = 30,949,711,406.29/198,094.84 - Step 6: Final answer
x = 156,236.84
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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.