Finding the Fourth Proportional to 246,154.40, 369,198.79 and 68,646.54
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Solution
The fourth proportional to 246,154.40, 369,198.79 and 68,646.54 is: 102,960.66
Step by Step Solution
- Step 1: Write the proportion equation
246,154.40 : 369,198.79 = 68,646.54 : x - Step 2: Convert to fraction form
246,154.40/369,198.79 = 68,646.54/x - Step 3: Cross multiply
246,154.40x = 369,198.79 × 68,646.54 - Step 4: Simplify right side
246,154.40x = 25,344,219,334.07 - Step 5: Solve for x
x = 25,344,219,334.07/246,154.40 - Step 6: Final answer
x = 102,960.66
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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.