Finding the Fourth Proportional to 135,251.88, 202,745.96 and 56,388.66
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Solution
The fourth proportional to 135,251.88, 202,745.96 and 56,388.66 is: 84,528.02
Step by Step Solution
- Step 1: Write the proportion equation
135,251.88 : 202,745.96 = 56,388.66 : x - Step 2: Convert to fraction form
135,251.88/202,745.96 = 56,388.66/x - Step 3: Cross multiply
135,251.88x = 202,745.96 × 56,388.66 - Step 4: Simplify right side
135,251.88x = 11,432,573,004.81 - Step 5: Solve for x
x = 11,432,573,004.81/135,251.88 - Step 6: Final answer
x = 84,528.02
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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.