Finding the Fourth Proportional to 194,088.76, 267,844.62 and 106,883.65
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Solution
The fourth proportional to 194,088.76, 267,844.62 and 106,883.65 is: 147,500.62
Step by Step Solution
- Step 1: Write the proportion equation
194,088.76 : 267,844.62 = 106,883.65 : x - Step 2: Convert to fraction form
194,088.76/267,844.62 = 106,883.65/x - Step 3: Cross multiply
194,088.76x = 267,844.62 × 106,883.65 - Step 4: Simplify right side
194,088.76x = 28,628,211,354.08 - Step 5: Solve for x
x = 28,628,211,354.08/194,088.76 - Step 6: Final answer
x = 147,500.62
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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.