Finding the Fourth Proportional to 127,496.68, 191,251.26 and 48,596.20
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Solution
The fourth proportional to 127,496.68, 191,251.26 and 48,596.20 is: 72,896.68
Step by Step Solution
- Step 1: Write the proportion equation
127,496.68 : 191,251.26 = 48,596.20 : x - Step 2: Convert to fraction form
127,496.68/191,251.26 = 48,596.20/x - Step 3: Cross multiply
127,496.68x = 191,251.26 × 48,596.20 - Step 4: Simplify right side
127,496.68x = 9,294,084,481.21 - Step 5: Solve for x
x = 9,294,084,481.21/127,496.68 - Step 6: Final answer
x = 72,896.68
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1.5x scale
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.