Finding the Fourth Proportional to 135,188.16, 202,815.28 and 95,284.96
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Solution
The fourth proportional to 135,188.16, 202,815.28 and 95,284.96 is: 142,950.73
Step by Step Solution
- Step 1: Write the proportion equation
135,188.16 : 202,815.28 = 95,284.96 : x - Step 2: Convert to fraction form
135,188.16/202,815.28 = 95,284.96/x - Step 3: Cross multiply
135,188.16x = 202,815.28 × 95,284.96 - Step 4: Simplify right side
135,188.16x = 19,325,245,842.19 - Step 5: Solve for x
x = 19,325,245,842.19/135,188.16 - Step 6: Final answer
x = 142,950.73
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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.