Finding the Fourth Proportional to 127,135.12, 190,589.28 and 48,195.76
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Solution
The fourth proportional to 127,135.12, 190,589.28 and 48,195.76 is: 72,250.65
Step by Step Solution
- Step 1: Write the proportion equation
127,135.12 : 190,589.28 = 48,195.76 : x - Step 2: Convert to fraction form
127,135.12/190,589.28 = 48,195.76/x - Step 3: Cross multiply
127,135.12x = 190,589.28 × 48,195.76 - Step 4: Simplify right side
127,135.12x = 9,185,595,197.45 - Step 5: Solve for x
x = 9,185,595,197.45/127,135.12 - Step 6: Final answer
x = 72,250.65
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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.