Finding the Fourth Proportional to 237,231.64, 327,376.66 and 129,800.12
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Solution
The fourth proportional to 237,231.64, 327,376.66 and 129,800.12 is: 179,122.52
Step by Step Solution
- Step 1: Write the proportion equation
237,231.64 : 327,376.66 = 129,800.12 : x - Step 2: Convert to fraction form
237,231.64/327,376.66 = 129,800.12/x - Step 3: Cross multiply
237,231.64x = 327,376.66 × 129,800.12 - Step 4: Simplify right side
237,231.64x = 42,493,529,753.20 - Step 5: Solve for x
x = 42,493,529,753.20/237,231.64 - Step 6: Final answer
x = 179,122.52
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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.