Finding the Fourth Proportional to 190,318.74, 285,482.76 and 63,960.84
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Solution
The fourth proportional to 190,318.74, 285,482.76 and 63,960.84 is: 95,942.82
Step by Step Solution
- Step 1: Write the proportion equation
190,318.74 : 285,482.76 = 63,960.84 : x - Step 2: Convert to fraction form
190,318.74/285,482.76 = 63,960.84/x - Step 3: Cross multiply
190,318.74x = 285,482.76 × 63,960.84 - Step 4: Simplify right side
190,318.74x = 18,259,717,135.12 - Step 5: Solve for x
x = 18,259,717,135.12/190,318.74 - Step 6: Final answer
x = 95,942.82
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1.5x scale
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.