Finding the Fourth Proportional to 227,133.36, 340,263.36 and 126,989.82
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Solution
The fourth proportional to 227,133.36, 340,263.36 and 126,989.82 is: 190,240.58
Step by Step Solution
- Step 1: Write the proportion equation
227,133.36 : 340,263.36 = 126,989.82 : x - Step 2: Convert to fraction form
227,133.36/340,263.36 = 126,989.82/x - Step 3: Cross multiply
227,133.36x = 340,263.36 × 126,989.82 - Step 4: Simplify right side
227,133.36x = 43,209,982,839.00 - Step 5: Solve for x
x = 43,209,982,839.00/227,133.36 - Step 6: Final answer
x = 190,240.58
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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.