Finding the Fourth Proportional to 227,135.16, 340,444.44 and 138,192.66
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Solution
The fourth proportional to 227,135.16, 340,444.44 and 138,192.66 is: 207,131.84
Step by Step Solution
- Step 1: Write the proportion equation
227,135.16 : 340,444.44 = 138,192.66 : x - Step 2: Convert to fraction form
227,135.16/340,444.44 = 138,192.66/x - Step 3: Cross multiply
227,135.16x = 340,444.44 × 138,192.66 - Step 4: Simplify right side
227,135.16x = 47,046,922,745.81 - Step 5: Solve for x
x = 47,046,922,745.81/227,135.16 - Step 6: Final answer
x = 207,131.84
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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.