Finding the Fourth Proportional to 178,546.75, 246,405.70 and 97,974.48
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Solution
The fourth proportional to 178,546.75, 246,405.70 and 97,974.48 is: 135,210.92
Step by Step Solution
- Step 1: Write the proportion equation
178,546.75 : 246,405.70 = 97,974.48 : x - Step 2: Convert to fraction form
178,546.75/246,405.70 = 97,974.48/x - Step 3: Cross multiply
178,546.75x = 246,405.70 × 97,974.48 - Step 4: Simplify right side
178,546.75x = 24,141,470,326.54 - Step 5: Solve for x
x = 24,141,470,326.54/178,546.75 - Step 6: Final answer
x = 135,210.92
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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.