Finding the Fourth Proportional to 135,067.97, 202,613.46 and 40,292.05
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Solution
The fourth proportional to 135,067.97, 202,613.46 and 40,292.05 is: 60,441.51
Step by Step Solution
- Step 1: Write the proportion equation
135,067.97 : 202,613.46 = 40,292.05 : x - Step 2: Convert to fraction form
135,067.97/202,613.46 = 40,292.05/x - Step 3: Cross multiply
135,067.97x = 202,613.46 × 40,292.05 - Step 4: Simplify right side
135,067.97x = 8,163,711,660.99 - Step 5: Solve for x
x = 8,163,711,660.99/135,067.97 - Step 6: Final answer
x = 60,441.51
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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.