Finding the Fourth Proportional to 151,527.24, 209,197.29 and 134,713.80
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Solution
The fourth proportional to 151,527.24, 209,197.29 and 134,713.80 is: 185,984.79
Step by Step Solution
- Step 1: Write the proportion equation
151,527.24 : 209,197.29 = 134,713.80 : x - Step 2: Convert to fraction form
151,527.24/209,197.29 = 134,713.80/x - Step 3: Cross multiply
151,527.24x = 209,197.29 × 134,713.80 - Step 4: Simplify right side
151,527.24x = 28,181,761,885.60 - Step 5: Solve for x
x = 28,181,761,885.60/151,527.24 - Step 6: Final answer
x = 185,984.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.