Finding the Fourth Proportional to 132,102.87, 198,037.67 and 101,076.63
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Solution
The fourth proportional to 132,102.87, 198,037.67 and 101,076.63 is: 151,525.70
Step by Step Solution
- Step 1: Write the proportion equation
132,102.87 : 198,037.67 = 101,076.63 : x - Step 2: Convert to fraction form
132,102.87/198,037.67 = 101,076.63/x - Step 3: Cross multiply
132,102.87x = 198,037.67 × 101,076.63 - Step 4: Simplify right side
132,102.87x = 20,016,980,912.95 - Step 5: Solve for x
x = 20,016,980,912.95/132,102.87 - Step 6: Final answer
x = 151,525.70
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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.