Finding the Fourth Proportional to 194,878.73, 292,336.68 and 54,636.95
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Solution
The fourth proportional to 194,878.73, 292,336.68 and 54,636.95 is: 81,960.64
Step by Step Solution
- Step 1: Write the proportion equation
194,878.73 : 292,336.68 = 54,636.95 : x - Step 2: Convert to fraction form
194,878.73/292,336.68 = 54,636.95/x - Step 3: Cross multiply
194,878.73x = 292,336.68 × 54,636.95 - Step 4: Simplify right side
194,878.73x = 15,972,384,568.33 - Step 5: Solve for x
x = 15,972,384,568.33/194,878.73 - Step 6: Final answer
x = 81,960.64
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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.