Finding the Fourth Proportional to 190,358.97, 285,539.10 and 48,204.18
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Solution
The fourth proportional to 190,358.97, 285,539.10 and 48,204.18 is: 72,306.43
Step by Step Solution
- Step 1: Write the proportion equation
190,358.97 : 285,539.10 = 48,204.18 : x - Step 2: Convert to fraction form
190,358.97/285,539.10 = 48,204.18/x - Step 3: Cross multiply
190,358.97x = 285,539.10 × 48,204.18 - Step 4: Simplify right side
190,358.97x = 13,764,178,173.44 - Step 5: Solve for x
x = 13,764,178,173.44/190,358.97 - Step 6: Final answer
x = 72,306.43
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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.