Finding the Fourth Proportional to 192,125.30, 288,187.95 and 125,770.10
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Solution
The fourth proportional to 192,125.30, 288,187.95 and 125,770.10 is: 188,655.15
Step by Step Solution
- Step 1: Write the proportion equation
192,125.30 : 288,187.95 = 125,770.10 : x - Step 2: Convert to fraction form
192,125.30/288,187.95 = 125,770.10/x - Step 3: Cross multiply
192,125.30x = 288,187.95 × 125,770.10 - Step 4: Simplify right side
192,125.30x = 36,245,427,290.30 - Step 5: Solve for x
x = 36,245,427,290.30/192,125.30 - Step 6: Final answer
x = 188,655.15
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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.