Finding the Fourth Proportional to 135,375.12, 202,928.73 and 64,172.70
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Solution
The fourth proportional to 135,375.12, 202,928.73 and 64,172.70 is: 96,195.55
Step by Step Solution
- Step 1: Write the proportion equation
135,375.12 : 202,928.73 = 64,172.70 : x - Step 2: Convert to fraction form
135,375.12/202,928.73 = 64,172.70/x - Step 3: Cross multiply
135,375.12x = 202,928.73 × 64,172.70 - Step 4: Simplify right side
135,375.12x = 13,022,484,511.67 - Step 5: Solve for x
x = 13,022,484,511.67/135,375.12 - Step 6: Final answer
x = 96,195.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.