Finding the Fourth Proportional to 135,525.26, 203,119.20 and 87,366.87
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Solution
The fourth proportional to 135,525.26, 203,119.20 and 87,366.87 is: 130,941.56
Step by Step Solution
- Step 1: Write the proportion equation
135,525.26 : 203,119.20 = 87,366.87 : x - Step 2: Convert to fraction form
135,525.26/203,119.20 = 87,366.87/x - Step 3: Cross multiply
135,525.26x = 203,119.20 × 87,366.87 - Step 4: Simplify right side
135,525.26x = 17,745,888,304.07 - Step 5: Solve for x
x = 17,745,888,304.07/135,525.26 - Step 6: Final answer
x = 130,941.56
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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.