Finding the Fourth Proportional to 237,193.81, 327,321.18 and 140,402.66
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Solution
The fourth proportional to 237,193.81, 327,321.18 and 140,402.66 is: 193,751.95
Step by Step Solution
- Step 1: Write the proportion equation
237,193.81 : 327,321.18 = 140,402.66 : x - Step 2: Convert to fraction form
237,193.81/327,321.18 = 140,402.66/x - Step 3: Cross multiply
237,193.81x = 327,321.18 × 140,402.66 - Step 4: Simplify right side
237,193.81x = 45,956,762,709.73 - Step 5: Solve for x
x = 45,956,762,709.73/237,193.81 - Step 6: Final answer
x = 193,751.95
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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.