Finding the Fourth Proportional to 135,226.09, 202,826.58 and 50,950.05
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Solution
The fourth proportional to 135,226.09, 202,826.58 and 50,950.05 is: 76,420.34
Step by Step Solution
- Step 1: Write the proportion equation
135,226.09 : 202,826.58 = 50,950.05 : x - Step 2: Convert to fraction form
135,226.09/202,826.58 = 50,950.05/x - Step 3: Cross multiply
135,226.09x = 202,826.58 × 50,950.05 - Step 4: Simplify right side
135,226.09x = 10,334,024,392.33 - Step 5: Solve for x
x = 10,334,024,392.33/135,226.09 - Step 6: Final answer
x = 76,420.34
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1.5x scale
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.