Finding the Fourth Proportional to 252,232.21, 348,080.79 and 139,054.96
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Solution
The fourth proportional to 252,232.21, 348,080.79 and 139,054.96 is: 191,896.03
Step by Step Solution
- Step 1: Write the proportion equation
252,232.21 : 348,080.79 = 139,054.96 : x - Step 2: Convert to fraction form
252,232.21/348,080.79 = 139,054.96/x - Step 3: Cross multiply
252,232.21x = 348,080.79 × 139,054.96 - Step 4: Simplify right side
252,232.21x = 48,402,360,330.22 - Step 5: Solve for x
x = 48,402,360,330.22/252,232.21 - Step 6: Final answer
x = 191,896.03
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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.