Finding the Fourth Proportional to 134,933.38, 202,129.35 and 123,910.18
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Solution
The fourth proportional to 134,933.38, 202,129.35 and 123,910.18 is: 185,616.67
Step by Step Solution
- Step 1: Write the proportion equation
134,933.38 : 202,129.35 = 123,910.18 : x - Step 2: Convert to fraction form
134,933.38/202,129.35 = 123,910.18/x - Step 3: Cross multiply
134,933.38x = 202,129.35 × 123,910.18 - Step 4: Simplify right side
134,933.38x = 25,045,884,141.78 - Step 5: Solve for x
x = 25,045,884,141.78/134,933.38 - Step 6: Final answer
x = 185,616.67
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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.