Finding the Fourth Proportional to 271,461.30, 407,027.92 and 121,673.68
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Solution
The fourth proportional to 271,461.30, 407,027.92 and 121,673.68 is: 182,437.00
Step by Step Solution
- Step 1: Write the proportion equation
271,461.30 : 407,027.92 = 121,673.68 : x - Step 2: Convert to fraction form
271,461.30/407,027.92 = 121,673.68/x - Step 3: Cross multiply
271,461.30x = 407,027.92 × 121,673.68 - Step 4: Simplify right side
271,461.30x = 49,524,584,889.15 - Step 5: Solve for x
x = 49,524,584,889.15/271,461.30 - Step 6: Final answer
x = 182,437.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.