Finding the Fourth Proportional to 237,130.20, 327,248.10 and 135,171.05
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Solution
The fourth proportional to 237,130.20, 327,248.10 and 135,171.05 is: 186,540.84
Step by Step Solution
- Step 1: Write the proportion equation
237,130.20 : 327,248.10 = 135,171.05 : x - Step 2: Convert to fraction form
237,130.20/327,248.10 = 135,171.05/x - Step 3: Cross multiply
237,130.20x = 327,248.10 × 135,171.05 - Step 4: Simplify right side
237,130.20x = 44,234,467,651.26 - Step 5: Solve for x
x = 44,234,467,651.26/237,130.20 - Step 6: Final answer
x = 186,540.84
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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.