Finding the Fourth Proportional to 283,516.62, 425,197.17 and 105,964.62
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Solution
The fourth proportional to 283,516.62, 425,197.17 and 105,964.62 is: 158,917.87
Step by Step Solution
- Step 1: Write the proportion equation
283,516.62 : 425,197.17 = 105,964.62 : x - Step 2: Convert to fraction form
283,516.62/425,197.17 = 105,964.62/x - Step 3: Cross multiply
283,516.62x = 425,197.17 × 105,964.62 - Step 4: Simplify right side
283,516.62x = 45,055,856,544.13 - Step 5: Solve for x
x = 45,055,856,544.13/283,516.62 - Step 6: Final answer
x = 158,917.87
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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.