Finding the Fourth Proportional to 245,069.28, 367,276.82 and 130,983.21
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Solution
The fourth proportional to 245,069.28, 367,276.82 and 130,983.21 is: 196,299.99
Step by Step Solution
- Step 1: Write the proportion equation
245,069.28 : 367,276.82 = 130,983.21 : x - Step 2: Convert to fraction form
245,069.28/367,276.82 = 130,983.21/x - Step 3: Cross multiply
245,069.28x = 367,276.82 × 130,983.21 - Step 4: Simplify right side
245,069.28x = 48,107,096,187.28 - Step 5: Solve for x
x = 48,107,096,187.28/245,069.28 - Step 6: Final answer
x = 196,299.99
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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.