Finding the Fourth Proportional to 178,877.49, 246,797.04 and 107,231.37
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Solution
The fourth proportional to 178,877.49, 246,797.04 and 107,231.37 is: 147,946.98
Step by Step Solution
- Step 1: Write the proportion equation
178,877.49 : 246,797.04 = 107,231.37 : x - Step 2: Convert to fraction form
178,877.49/246,797.04 = 107,231.37/x - Step 3: Cross multiply
178,877.49x = 246,797.04 × 107,231.37 - Step 4: Simplify right side
178,877.49x = 26,464,384,711.14 - Step 5: Solve for x
x = 26,464,384,711.14/178,877.49 - Step 6: Final answer
x = 147,946.98
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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.