Finding the Fourth Proportional to 180,757.05, 271,134.21 and 54,396.75
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Solution
The fourth proportional to 180,757.05, 271,134.21 and 54,396.75 is: 81,594.71
Step by Step Solution
- Step 1: Write the proportion equation
180,757.05 : 271,134.21 = 54,396.75 : x - Step 2: Convert to fraction form
180,757.05/271,134.21 = 54,396.75/x - Step 3: Cross multiply
180,757.05x = 271,134.21 × 54,396.75 - Step 4: Simplify right side
180,757.05x = 14,748,819,837.82 - Step 5: Solve for x
x = 14,748,819,837.82/180,757.05 - Step 6: Final answer
x = 81,594.71
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1.5x scale
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.