Finding the Fourth Proportional to 248,688.36, 343,192.08 and 141,260.46
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Solution
The fourth proportional to 248,688.36, 343,192.08 and 141,260.46 is: 194,940.65
Step by Step Solution
- Step 1: Write the proportion equation
248,688.36 : 343,192.08 = 141,260.46 : x - Step 2: Convert to fraction form
248,688.36/343,192.08 = 141,260.46/x - Step 3: Cross multiply
248,688.36x = 343,192.08 × 141,260.46 - Step 4: Simplify right side
248,688.36x = 48,479,471,089.16 - Step 5: Solve for x
x = 48,479,471,089.16/248,688.36 - Step 6: Final answer
x = 194,940.65
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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.