Finding the Fourth Proportional to 178,017.24, 267,025.19 and 72,836.18
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Solution
The fourth proportional to 178,017.24, 267,025.19 and 72,836.18 is: 109,253.99
Step by Step Solution
- Step 1: Write the proportion equation
178,017.24 : 267,025.19 = 72,836.18 : x - Step 2: Convert to fraction form
178,017.24/267,025.19 = 72,836.18/x - Step 3: Cross multiply
178,017.24x = 267,025.19 × 72,836.18 - Step 4: Simplify right side
178,017.24x = 19,449,093,104.07 - Step 5: Solve for x
x = 19,449,093,104.07/178,017.24 - Step 6: Final answer
x = 109,253.99
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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.