Finding the Fourth Proportional to 135,027.40, 202,541.10 and 133,059.10
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Solution
The fourth proportional to 135,027.40, 202,541.10 and 133,059.10 is: 199,588.65
Step by Step Solution
- Step 1: Write the proportion equation
135,027.40 : 202,541.10 = 133,059.10 : x - Step 2: Convert to fraction form
135,027.40/202,541.10 = 133,059.10/x - Step 3: Cross multiply
135,027.40x = 202,541.10 × 133,059.10 - Step 4: Simplify right side
135,027.40x = 26,949,936,479.01 - Step 5: Solve for x
x = 26,949,936,479.01/135,027.40 - Step 6: Final answer
x = 199,588.65
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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.