Finding the Fourth Proportional to 156,922.14, 235,494.36 and 68,201.58
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Solution
The fourth proportional to 156,922.14, 235,494.36 and 68,201.58 is: 102,350.68
Step by Step Solution
- Step 1: Write the proportion equation
156,922.14 : 235,494.36 = 68,201.58 : x - Step 2: Convert to fraction form
156,922.14/235,494.36 = 68,201.58/x - Step 3: Cross multiply
156,922.14x = 235,494.36 × 68,201.58 - Step 4: Simplify right side
156,922.14x = 16,061,087,433.09 - Step 5: Solve for x
x = 16,061,087,433.09/156,922.14 - Step 6: Final answer
x = 102,350.68
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1.5x scale
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.