Finding the Fourth Proportional to 135,288.18, 202,874.58 and 46,550.70
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Solution
The fourth proportional to 135,288.18, 202,874.58 and 46,550.70 is: 69,806.20
Step by Step Solution
- Step 1: Write the proportion equation
135,288.18 : 202,874.58 = 46,550.70 : x - Step 2: Convert to fraction form
135,288.18/202,874.58 = 46,550.70/x - Step 3: Cross multiply
135,288.18x = 202,874.58 × 46,550.70 - Step 4: Simplify right side
135,288.18x = 9,443,953,711.21 - Step 5: Solve for x
x = 9,443,953,711.21/135,288.18 - Step 6: Final answer
x = 69,806.20
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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.