Finding the Fourth Proportional to 156,733.55, 235,183.35 and 68,049.32
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Solution
The fourth proportional to 156,733.55, 235,183.35 and 68,049.32 is: 102,110.02
Step by Step Solution
- Step 1: Write the proportion equation
156,733.55 : 235,183.35 = 68,049.32 : x - Step 2: Convert to fraction form
156,733.55/235,183.35 = 68,049.32/x - Step 3: Cross multiply
156,733.55x = 235,183.35 × 68,049.32 - Step 4: Simplify right side
156,733.55x = 16,004,065,866.91 - Step 5: Solve for x
x = 16,004,065,866.91/156,733.55 - Step 6: Final answer
x = 102,110.02
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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.