Finding the Fourth Proportional to 156,890.26, 235,240.44 and 63,286.66
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Solution
The fourth proportional to 156,890.26, 235,240.44 and 63,286.66 is: 94,891.69
Step by Step Solution
- Step 1: Write the proportion equation
156,890.26 : 235,240.44 = 63,286.66 : x - Step 2: Convert to fraction form
156,890.26/235,240.44 = 63,286.66/x - Step 3: Cross multiply
156,890.26x = 235,240.44 × 63,286.66 - Step 4: Simplify right side
156,890.26x = 14,887,581,744.53 - Step 5: Solve for x
x = 14,887,581,744.53/156,890.26 - Step 6: Final answer
x = 94,891.69
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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.