Finding the Fourth Proportional to 189,122.28, 283,793.97 and 104,953.14
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Solution
The fourth proportional to 189,122.28, 283,793.97 and 104,953.14 is: 157,491.06
Step by Step Solution
- Step 1: Write the proportion equation
189,122.28 : 283,793.97 = 104,953.14 : x - Step 2: Convert to fraction form
189,122.28/283,793.97 = 104,953.14/x - Step 3: Cross multiply
189,122.28x = 283,793.97 × 104,953.14 - Step 4: Simplify right side
189,122.28x = 29,785,068,264.57 - Step 5: Solve for x
x = 29,785,068,264.57/189,122.28 - Step 6: Final answer
x = 157,491.06
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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.