Finding the Fourth Proportional to 135,134.58, 202,723.74 and 56,251.92
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Solution
The fourth proportional to 135,134.58, 202,723.74 and 56,251.92 is: 84,386.98
Step by Step Solution
- Step 1: Write the proportion equation
135,134.58 : 202,723.74 = 56,251.92 : x - Step 2: Convert to fraction form
135,134.58/202,723.74 = 56,251.92/x - Step 3: Cross multiply
135,134.58x = 202,723.74 × 56,251.92 - Step 4: Simplify right side
135,134.58x = 11,403,599,604.58 - Step 5: Solve for x
x = 11,403,599,604.58/135,134.58 - Step 6: Final answer
x = 84,386.98
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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.