Finding the Fourth Proportional to 245,754.71, 368,629.94 and 68,261.44
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Solution
The fourth proportional to 245,754.71, 368,629.94 and 68,261.44 is: 102,391.56
Step by Step Solution
- Step 1: Write the proportion equation
245,754.71 : 368,629.94 = 68,261.44 : x - Step 2: Convert to fraction form
245,754.71/368,629.94 = 68,261.44/x - Step 3: Cross multiply
245,754.71x = 368,629.94 × 68,261.44 - Step 4: Simplify right side
245,754.71x = 25,163,208,347.06 - Step 5: Solve for x
x = 25,163,208,347.06/245,754.71 - Step 6: Final answer
x = 102,391.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.