Finding the Fourth Proportional to 248,859.24, 343,415.86 and 146,917.54
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Solution
The fourth proportional to 248,859.24, 343,415.86 and 146,917.54 is: 202,740.37
Step by Step Solution
- Step 1: Write the proportion equation
248,859.24 : 343,415.86 = 146,917.54 : x - Step 2: Convert to fraction form
248,859.24/343,415.86 = 146,917.54/x - Step 3: Cross multiply
248,859.24x = 343,415.86 × 146,917.54 - Step 4: Simplify right side
248,859.24x = 50,453,813,348.18 - Step 5: Solve for x
x = 50,453,813,348.18/248,859.24 - Step 6: Final answer
x = 202,740.37
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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.