Finding the Fourth Proportional to 214,682.96, 322,137.84 and 156,003.68
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Solution
The fourth proportional to 214,682.96, 322,137.84 and 156,003.68 is: 234,087.92
Step by Step Solution
- Step 1: Write the proportion equation
214,682.96 : 322,137.84 = 156,003.68 : x - Step 2: Convert to fraction form
214,682.96/322,137.84 = 156,003.68/x - Step 3: Cross multiply
214,682.96x = 322,137.84 × 156,003.68 - Step 4: Simplify right side
214,682.96x = 50,254,688,507.25 - Step 5: Solve for x
x = 50,254,688,507.25/214,682.96 - Step 6: Final answer
x = 234,087.92
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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.