Finding the Fourth Proportional to 135,824.44, 203,684.80 and 73,460.92
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Solution
The fourth proportional to 135,824.44, 203,684.80 and 73,460.92 is: 110,163.33
Step by Step Solution
- Step 1: Write the proportion equation
135,824.44 : 203,684.80 = 73,460.92 : x - Step 2: Convert to fraction form
135,824.44/203,684.80 = 73,460.92/x - Step 3: Cross multiply
135,824.44x = 203,684.80 × 73,460.92 - Step 4: Simplify right side
135,824.44x = 14,962,872,798.02 - Step 5: Solve for x
x = 14,962,872,798.02/135,824.44 - Step 6: Final answer
x = 110,163.33
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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.