Finding the Fourth Proportional to 125,245.08, 187,849.38 and 36,474.75
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Solution
The fourth proportional to 125,245.08, 187,849.38 and 36,474.75 is: 54,706.81
Step by Step Solution
- Step 1: Write the proportion equation
125,245.08 : 187,849.38 = 36,474.75 : x - Step 2: Convert to fraction form
125,245.08/187,849.38 = 36,474.75/x - Step 3: Cross multiply
125,245.08x = 187,849.38 × 36,474.75 - Step 4: Simplify right side
125,245.08x = 6,851,759,173.16 - Step 5: Solve for x
x = 6,851,759,173.16/125,245.08 - Step 6: Final answer
x = 54,706.81
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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.