Finding the Fourth Proportional to 135,029.91, 202,544.93 and 35,189.85
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Solution
The fourth proportional to 135,029.91, 202,544.93 and 35,189.85 is: 52,784.79
Step by Step Solution
- Step 1: Write the proportion equation
135,029.91 : 202,544.93 = 35,189.85 : x - Step 2: Convert to fraction form
135,029.91/202,544.93 = 35,189.85/x - Step 3: Cross multiply
135,029.91x = 202,544.93 × 35,189.85 - Step 4: Simplify right side
135,029.91x = 7,127,525,704.96 - Step 5: Solve for x
x = 7,127,525,704.96/135,029.91 - Step 6: Final answer
x = 52,784.79
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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.