Finding the Fourth Proportional to 136,102.56, 204,129.36 and 50,697.60
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Solution
The fourth proportional to 136,102.56, 204,129.36 and 50,697.60 is: 76,037.28
Step by Step Solution
- Step 1: Write the proportion equation
136,102.56 : 204,129.36 = 50,697.60 : x - Step 2: Convert to fraction form
136,102.56/204,129.36 = 50,697.60/x - Step 3: Cross multiply
136,102.56x = 204,129.36 × 50,697.60 - Step 4: Simplify right side
136,102.56x = 10,348,868,641.54 - Step 5: Solve for x
x = 10,348,868,641.54/136,102.56 - Step 6: Final answer
x = 76,037.28
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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.