Finding the Fourth Proportional to 135,250.09, 202,708.98 and 75,961.13
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Solution
The fourth proportional to 135,250.09, 202,708.98 and 75,961.13 is: 113,848.37
Step by Step Solution
- Step 1: Write the proportion equation
135,250.09 : 202,708.98 = 75,961.13 : x - Step 2: Convert to fraction form
135,250.09/202,708.98 = 75,961.13/x - Step 3: Cross multiply
135,250.09x = 202,708.98 × 75,961.13 - Step 4: Simplify right side
135,250.09x = 15,398,002,168.40 - Step 5: Solve for x
x = 15,398,002,168.40/135,250.09 - Step 6: Final answer
x = 113,848.37
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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.