Finding the Fourth Proportional to 134,750.70, 202,198.95 and 55,872.90
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Solution
The fourth proportional to 134,750.70, 202,198.95 and 55,872.90 is: 83,839.58
Step by Step Solution
- Step 1: Write the proportion equation
134,750.70 : 202,198.95 = 55,872.90 : x - Step 2: Convert to fraction form
134,750.70/202,198.95 = 55,872.90/x - Step 3: Cross multiply
134,750.70x = 202,198.95 × 55,872.90 - Step 4: Simplify right side
134,750.70x = 11,297,441,713.46 - Step 5: Solve for x
x = 11,297,441,713.46/134,750.70 - Step 6: Final answer
x = 83,839.58
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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.