Finding the Fourth Proportional to 194,752.30, 292,135.74 and 54,507.28
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Solution
The fourth proportional to 194,752.30, 292,135.74 and 54,507.28 is: 81,762.96
Step by Step Solution
- Step 1: Write the proportion equation
194,752.30 : 292,135.74 = 54,507.28 : x - Step 2: Convert to fraction form
194,752.30/292,135.74 = 54,507.28/x - Step 3: Cross multiply
194,752.30x = 292,135.74 × 54,507.28 - Step 4: Simplify right side
194,752.30x = 15,923,524,578.19 - Step 5: Solve for x
x = 15,923,524,578.19/194,752.30 - Step 6: Final answer
x = 81,762.96
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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.