Finding the Fourth Proportional to 283,213.99, 424,719.80 and 93,639.37
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Solution
The fourth proportional to 283,213.99, 424,719.80 and 93,639.37 is: 140,425.59
Step by Step Solution
- Step 1: Write the proportion equation
283,213.99 : 424,719.80 = 93,639.37 : x - Step 2: Convert to fraction form
283,213.99/424,719.80 = 93,639.37/x - Step 3: Cross multiply
283,213.99x = 424,719.80 × 93,639.37 - Step 4: Simplify right side
283,213.99x = 39,770,493,448.22 - Step 5: Solve for x
x = 39,770,493,448.22/283,213.99 - Step 6: Final answer
x = 140,425.59
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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.