Finding the Fourth Proportional to 136,475.74, 204,777.02 and 52,208.05
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Solution
The fourth proportional to 136,475.74, 204,777.02 and 52,208.05 is: 78,336.33
Step by Step Solution
- Step 1: Write the proportion equation
136,475.74 : 204,777.02 = 52,208.05 : x - Step 2: Convert to fraction form
136,475.74/204,777.02 = 52,208.05/x - Step 3: Cross multiply
136,475.74x = 204,777.02 × 52,208.05 - Step 4: Simplify right side
136,475.74x = 10,691,008,899.01 - Step 5: Solve for x
x = 10,691,008,899.01/136,475.74 - Step 6: Final answer
x = 78,336.33
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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.