Finding the Fourth Proportional to 248,858.99, 343,415.51 and 146,917.29
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Solution
The fourth proportional to 248,858.99, 343,415.51 and 146,917.29 is: 202,740.02
Step by Step Solution
- Step 1: Write the proportion equation
248,858.99 : 343,415.51 = 146,917.29 : x - Step 2: Convert to fraction form
248,858.99/343,415.51 = 146,917.29/x - Step 3: Cross multiply
248,858.99x = 343,415.51 × 146,917.29 - Step 4: Simplify right side
248,858.99x = 50,453,676,440.46 - Step 5: Solve for x
x = 50,453,676,440.46/248,858.99 - Step 6: Final answer
x = 202,740.02
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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.