Finding the Fourth Proportional to 245,231.70, 367,653.15 and 134,423.70
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Solution
The fourth proportional to 245,231.70, 367,653.15 and 134,423.70 is: 201,528.99
Step by Step Solution
- Step 1: Write the proportion equation
245,231.70 : 367,653.15 = 134,423.70 : x - Step 2: Convert to fraction form
245,231.70/367,653.15 = 134,423.70/x - Step 3: Cross multiply
245,231.70x = 367,653.15 × 134,423.70 - Step 4: Simplify right side
245,231.70x = 49,421,296,739.66 - Step 5: Solve for x
x = 49,421,296,739.66/245,231.70 - Step 6: Final answer
x = 201,528.99
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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.