Finding the Fourth Proportional to 132,395.56, 198,530.94 and 48,096.28
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Solution
The fourth proportional to 132,395.56, 198,530.94 and 48,096.28 is: 72,121.75
Step by Step Solution
- Step 1: Write the proportion equation
132,395.56 : 198,530.94 = 48,096.28 : x - Step 2: Convert to fraction form
132,395.56/198,530.94 = 48,096.28/x - Step 3: Cross multiply
132,395.56x = 198,530.94 × 48,096.28 - Step 4: Simplify right side
132,395.56x = 9,548,599,182.58 - Step 5: Solve for x
x = 9,548,599,182.58/132,395.56 - Step 6: Final answer
x = 72,121.75
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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.