Finding the Fourth Proportional to 178,473.68, 267,735.20 and 60,178.84
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Solution
The fourth proportional to 178,473.68, 267,735.20 and 60,178.84 is: 90,276.58
Step by Step Solution
- Step 1: Write the proportion equation
178,473.68 : 267,735.20 = 60,178.84 : x - Step 2: Convert to fraction form
178,473.68/267,735.20 = 60,178.84/x - Step 3: Cross multiply
178,473.68x = 267,735.20 × 60,178.84 - Step 4: Simplify right side
178,473.68x = 16,111,993,763.17 - Step 5: Solve for x
x = 16,111,993,763.17/178,473.68 - Step 6: Final answer
x = 90,276.58
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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.