Finding the Fourth Proportional to 107,491.91, 161,257.26 and 44,277.53
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Solution
The fourth proportional to 107,491.91, 161,257.26 and 44,277.53 is: 66,424.28
Step by Step Solution
- Step 1: Write the proportion equation
107,491.91 : 161,257.26 = 44,277.53 : x - Step 2: Convert to fraction form
107,491.91/161,257.26 = 44,277.53/x - Step 3: Cross multiply
107,491.91x = 161,257.26 × 44,277.53 - Step 4: Simplify right side
107,491.91x = 7,140,072,361.08 - Step 5: Solve for x
x = 7,140,072,361.08/107,491.91 - Step 6: Final answer
x = 66,424.28
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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.