Finding the Fourth Proportional to 239,672.08, 330,754.38 and 132,249.03
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Solution
The fourth proportional to 239,672.08, 330,754.38 and 132,249.03 is: 182,507.47
Step by Step Solution
- Step 1: Write the proportion equation
239,672.08 : 330,754.38 = 132,249.03 : x - Step 2: Convert to fraction form
239,672.08/330,754.38 = 132,249.03/x - Step 3: Cross multiply
239,672.08x = 330,754.38 × 132,249.03 - Step 4: Simplify right side
239,672.08x = 43,741,945,302.84 - Step 5: Solve for x
x = 43,741,945,302.84/239,672.08 - Step 6: Final answer
x = 182,507.47
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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.