Finding the Fourth Proportional to 239,995.36, 331,187.24 and 132,563.08
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Solution
The fourth proportional to 239,995.36, 331,187.24 and 132,563.08 is: 182,933.53
Step by Step Solution
- Step 1: Write the proportion equation
239,995.36 : 331,187.24 = 132,563.08 : x - Step 2: Convert to fraction form
239,995.36/331,187.24 = 132,563.08/x - Step 3: Cross multiply
239,995.36x = 331,187.24 × 132,563.08 - Step 4: Simplify right side
239,995.36x = 43,903,198,272.35 - Step 5: Solve for x
x = 43,903,198,272.35/239,995.36 - Step 6: Final answer
x = 182,933.53
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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.