Finding the Fourth Proportional to 271,837.41, 375,133.41 and 149,331.84
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Solution
The fourth proportional to 271,837.41, 375,133.41 and 149,331.84 is: 206,076.72
Step by Step Solution
- Step 1: Write the proportion equation
271,837.41 : 375,133.41 = 149,331.84 : x - Step 2: Convert to fraction form
271,837.41/375,133.41 = 149,331.84/x - Step 3: Cross multiply
271,837.41x = 375,133.41 × 149,331.84 - Step 4: Simplify right side
271,837.41x = 56,019,362,360.77 - Step 5: Solve for x
x = 56,019,362,360.77/271,837.41 - Step 6: Final answer
x = 206,076.72
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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.