Finding the Fourth Proportional to 180,187.10, 270,305.50 and 61,843.08
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Solution
The fourth proportional to 180,187.10, 270,305.50 and 61,843.08 is: 92,773.15
Step by Step Solution
- Step 1: Write the proportion equation
180,187.10 : 270,305.50 = 61,843.08 : x - Step 2: Convert to fraction form
180,187.10/270,305.50 = 61,843.08/x - Step 3: Cross multiply
180,187.10x = 270,305.50 × 61,843.08 - Step 4: Simplify right side
180,187.10x = 16,716,524,660.94 - Step 5: Solve for x
x = 16,716,524,660.94/180,187.10 - Step 6: Final answer
x = 92,773.15
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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.