Finding the Fourth Proportional to 125,763.08, 188,624.10 and 36,995.82
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Solution
The fourth proportional to 125,763.08, 188,624.10 and 36,995.82 is: 55,487.70
Step by Step Solution
- Step 1: Write the proportion equation
125,763.08 : 188,624.10 = 36,995.82 : x - Step 2: Convert to fraction form
125,763.08/188,624.10 = 36,995.82/x - Step 3: Cross multiply
125,763.08x = 188,624.10 × 36,995.82 - Step 4: Simplify right side
125,763.08x = 6,978,303,251.26 - Step 5: Solve for x
x = 6,978,303,251.26/125,763.08 - Step 6: Final answer
x = 55,487.70
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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.