Finding the Fourth Proportional to 252,338.37, 348,227.28 and 137,617.26
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Solution
The fourth proportional to 252,338.37, 348,227.28 and 137,617.26 is: 189,912.00
Step by Step Solution
- Step 1: Write the proportion equation
252,338.37 : 348,227.28 = 137,617.26 : x - Step 2: Convert to fraction form
252,338.37/348,227.28 = 137,617.26/x - Step 3: Cross multiply
252,338.37x = 348,227.28 × 137,617.26 - Step 4: Simplify right side
252,338.37x = 47,922,084,130.85 - Step 5: Solve for x
x = 47,922,084,130.85/252,338.37 - Step 6: Final answer
x = 189,912.00
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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.