Finding the Fourth Proportional to 234,137.28, 323,110.32 and 132,163.68
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Solution
The fourth proportional to 234,137.28, 323,110.32 and 132,163.68 is: 182,386.37
Step by Step Solution
- Step 1: Write the proportion equation
234,137.28 : 323,110.32 = 132,163.68 : x - Step 2: Convert to fraction form
234,137.28/323,110.32 = 132,163.68/x - Step 3: Cross multiply
234,137.28x = 323,110.32 × 132,163.68 - Step 4: Simplify right side
234,137.28x = 42,703,448,937.18 - Step 5: Solve for x
x = 42,703,448,937.18/234,137.28 - Step 6: Final answer
x = 182,386.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.