Finding the Fourth Proportional to 192,375.12, 265,482.36 and 107,497.68
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Solution
The fourth proportional to 192,375.12, 265,482.36 and 107,497.68 is: 148,349.42
Step by Step Solution
- Step 1: Write the proportion equation
192,375.12 : 265,482.36 = 107,497.68 : x - Step 2: Convert to fraction form
192,375.12/265,482.36 = 107,497.68/x - Step 3: Cross multiply
192,375.12x = 265,482.36 × 107,497.68 - Step 4: Simplify right side
192,375.12x = 28,538,737,780.92 - Step 5: Solve for x
x = 28,538,737,780.92/192,375.12 - Step 6: Final answer
x = 148,349.42
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1.5x scale
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.