Finding the Fourth Proportional to 234,135.60, 323,107.95 and 126,705.62
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Solution
The fourth proportional to 234,135.60, 323,107.95 and 126,705.62 is: 174,854.19
Step by Step Solution
- Step 1: Write the proportion equation
234,135.60 : 323,107.95 = 126,705.62 : x - Step 2: Convert to fraction form
234,135.60/323,107.95 = 126,705.62/x - Step 3: Cross multiply
234,135.60x = 323,107.95 × 126,705.62 - Step 4: Simplify right side
234,135.60x = 40,939,591,516.14 - Step 5: Solve for x
x = 40,939,591,516.14/234,135.60 - Step 6: Final answer
x = 174,854.19
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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.