Finding the Fourth Proportional to 135,057.56, 202,610.10 and 51,945.08
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Solution
The fourth proportional to 135,057.56, 202,610.10 and 51,945.08 is: 77,926.76
Step by Step Solution
- Step 1: Write the proportion equation
135,057.56 : 202,610.10 = 51,945.08 : x - Step 2: Convert to fraction form
135,057.56/202,610.10 = 51,945.08/x - Step 3: Cross multiply
135,057.56x = 202,610.10 × 51,945.08 - Step 4: Simplify right side
135,057.56x = 10,524,597,853.31 - Step 5: Solve for x
x = 10,524,597,853.31/135,057.56 - Step 6: Final answer
x = 77,926.76
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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.