Finding the Fourth Proportional to 125,964.16, 188,957.12 and 32,469.12
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Solution
The fourth proportional to 125,964.16, 188,957.12 and 32,469.12 is: 48,706.48
Step by Step Solution
- Step 1: Write the proportion equation
125,964.16 : 188,957.12 = 32,469.12 : x - Step 2: Convert to fraction form
125,964.16/188,957.12 = 32,469.12/x - Step 3: Cross multiply
125,964.16x = 188,957.12 × 32,469.12 - Step 4: Simplify right side
125,964.16x = 6,135,271,404.13 - Step 5: Solve for x
x = 6,135,271,404.13/125,964.16 - Step 6: Final answer
x = 48,706.48
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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.