Finding the Fourth Proportional to 135,266.32, 202,917.98 and 56,362.13
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Solution
The fourth proportional to 135,266.32, 202,917.98 and 56,362.13 is: 84,550.90
Step by Step Solution
- Step 1: Write the proportion equation
135,266.32 : 202,917.98 = 56,362.13 : x - Step 2: Convert to fraction form
135,266.32/202,917.98 = 56,362.13/x - Step 3: Cross multiply
135,266.32x = 202,917.98 × 56,362.13 - Step 4: Simplify right side
135,266.32x = 11,436,889,568.10 - Step 5: Solve for x
x = 11,436,889,568.10/135,266.32 - Step 6: Final answer
x = 84,550.90
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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.