Finding the Fourth Proportional to 127,202.41, 190,797.47 and 48,310.49
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Solution
The fourth proportional to 127,202.41, 190,797.47 and 48,310.49 is: 72,463.40
Step by Step Solution
- Step 1: Write the proportion equation
127,202.41 : 190,797.47 = 48,310.49 : x - Step 2: Convert to fraction form
127,202.41/190,797.47 = 48,310.49/x - Step 3: Cross multiply
127,202.41x = 190,797.47 × 48,310.49 - Step 4: Simplify right side
127,202.41x = 9,217,518,844.17 - Step 5: Solve for x
x = 9,217,518,844.17/127,202.41 - Step 6: Final answer
x = 72,463.40
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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.