Finding the Fourth Proportional to 125,283.53, 187,952.94 and 36,543.98
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Solution
The fourth proportional to 125,283.53, 187,952.94 and 36,543.98 is: 54,824.03
Step by Step Solution
- Step 1: Write the proportion equation
125,283.53 : 187,952.94 = 36,543.98 : x - Step 2: Convert to fraction form
125,283.53/187,952.94 = 36,543.98/x - Step 3: Cross multiply
125,283.53x = 187,952.94 × 36,543.98 - Step 4: Simplify right side
125,283.53x = 6,868,548,480.30 - Step 5: Solve for x
x = 6,868,548,480.30/125,283.53 - Step 6: Final answer
x = 54,824.03
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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.