Finding the Fourth Proportional to 107,792.28, 161,625.66 and 41,236.98
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Solution
The fourth proportional to 107,792.28, 161,625.66 and 41,236.98 is: 61,831.46
Step by Step Solution
- Step 1: Write the proportion equation
107,792.28 : 161,625.66 = 41,236.98 : x - Step 2: Convert to fraction form
107,792.28/161,625.66 = 41,236.98/x - Step 3: Cross multiply
107,792.28x = 161,625.66 × 41,236.98 - Step 4: Simplify right side
107,792.28x = 6,664,954,108.91 - Step 5: Solve for x
x = 6,664,954,108.91/107,792.28 - Step 6: Final answer
x = 61,831.46
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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.