Finding the Fourth Proportional to 237,214.05, 327,356.18 and 129,783.75
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Solution
The fourth proportional to 237,214.05, 327,356.18 and 129,783.75 is: 179,102.01
Step by Step Solution
- Step 1: Write the proportion equation
237,214.05 : 327,356.18 = 129,783.75 : x - Step 2: Convert to fraction form
237,214.05/327,356.18 = 129,783.75/x - Step 3: Cross multiply
237,214.05x = 327,356.18 × 129,783.75 - Step 4: Simplify right side
237,214.05x = 42,485,511,977.16 - Step 5: Solve for x
x = 42,485,511,977.16/237,214.05 - Step 6: Final answer
x = 179,102.01
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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.