Finding the Fourth Proportional to 227,276.68, 340,964.26 and 87,035.32
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Solution
The fourth proportional to 227,276.68, 340,964.26 and 87,035.32 is: 130,571.84
Step by Step Solution
- Step 1: Write the proportion equation
227,276.68 : 340,964.26 = 87,035.32 : x - Step 2: Convert to fraction form
227,276.68/340,964.26 = 87,035.32/x - Step 3: Cross multiply
227,276.68x = 340,964.26 × 87,035.32 - Step 4: Simplify right side
227,276.68x = 29,675,933,477.66 - Step 5: Solve for x
x = 29,675,933,477.66/227,276.68 - Step 6: Final answer
x = 130,571.84
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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.