Finding the Fourth Proportional to 234,112.68, 323,074.08 and 132,171.21
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Solution
The fourth proportional to 234,112.68, 323,074.08 and 132,171.21 is: 182,395.47
Step by Step Solution
- Step 1: Write the proportion equation
234,112.68 : 323,074.08 = 132,171.21 : x - Step 2: Convert to fraction form
234,112.68/323,074.08 = 132,171.21/x - Step 3: Cross multiply
234,112.68x = 323,074.08 × 132,171.21 - Step 4: Simplify right side
234,112.68x = 42,701,092,073.24 - Step 5: Solve for x
x = 42,701,092,073.24/234,112.68 - Step 6: Final answer
x = 182,395.47
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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.