Finding the Fourth Proportional to 135,119.28, 202,609.68 and 46,348.96
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Solution
The fourth proportional to 135,119.28, 202,609.68 and 46,348.96 is: 69,499.69
Step by Step Solution
- Step 1: Write the proportion equation
135,119.28 : 202,609.68 = 46,348.96 : x - Step 2: Convert to fraction form
135,119.28/202,609.68 = 46,348.96/x - Step 3: Cross multiply
135,119.28x = 202,609.68 × 46,348.96 - Step 4: Simplify right side
135,119.28x = 9,390,747,953.93 - Step 5: Solve for x
x = 9,390,747,953.93/135,119.28 - Step 6: Final answer
x = 69,499.69
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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.