Finding the Fourth Proportional to 178,796.40, 246,660.84 and 110,795.28
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Solution
The fourth proportional to 178,796.40, 246,660.84 and 110,795.28 is: 152,849.03
Step by Step Solution
- Step 1: Write the proportion equation
178,796.40 : 246,660.84 = 110,795.28 : x - Step 2: Convert to fraction form
178,796.40/246,660.84 = 110,795.28/x - Step 3: Cross multiply
178,796.40x = 246,660.84 × 110,795.28 - Step 4: Simplify right side
178,796.40x = 27,328,856,832.84 - Step 5: Solve for x
x = 27,328,856,832.84/178,796.40 - Step 6: Final answer
x = 152,849.03
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1.5x scale
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.