Finding the Fourth Proportional to 178,390.32, 267,630.12 and 125,902.32
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Solution
The fourth proportional to 178,390.32, 267,630.12 and 125,902.32 is: 188,884.99
Step by Step Solution
- Step 1: Write the proportion equation
178,390.32 : 267,630.12 = 125,902.32 : x - Step 2: Convert to fraction form
178,390.32/267,630.12 = 125,902.32/x - Step 3: Cross multiply
178,390.32x = 267,630.12 × 125,902.32 - Step 4: Simplify right side
178,390.32x = 33,695,253,009.88 - Step 5: Solve for x
x = 33,695,253,009.88/178,390.32 - Step 6: Final answer
x = 188,884.99
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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.