Finding the Fourth Proportional to 237,076.91, 327,165.95 and 129,646.92
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Solution
The fourth proportional to 237,076.91, 327,165.95 and 129,646.92 is: 178,912.65
Step by Step Solution
- Step 1: Write the proportion equation
237,076.91 : 327,165.95 = 129,646.92 : x - Step 2: Convert to fraction form
237,076.91/327,165.95 = 129,646.92/x - Step 3: Cross multiply
237,076.91x = 327,165.95 × 129,646.92 - Step 4: Simplify right side
237,076.91x = 42,416,057,746.37 - Step 5: Solve for x
x = 42,416,057,746.37/237,076.91 - Step 6: Final answer
x = 178,912.65
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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.