Finding the Fourth Proportional to 237,919.48, 356,766.26 and 138,110.28
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Solution
The fourth proportional to 237,919.48, 356,766.26 and 138,110.28 is: 207,099.85
Step by Step Solution
- Step 1: Write the proportion equation
237,919.48 : 356,766.26 = 138,110.28 : x - Step 2: Convert to fraction form
237,919.48/356,766.26 = 138,110.28/x - Step 3: Cross multiply
237,919.48x = 356,766.26 × 138,110.28 - Step 4: Simplify right side
237,919.48x = 49,273,088,063.15 - Step 5: Solve for x
x = 49,273,088,063.15/237,919.48 - Step 6: Final answer
x = 207,099.85
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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.