Finding the Fourth Proportional to 135,025.20, 202,537.80 and 95,626.80
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Solution
The fourth proportional to 135,025.20, 202,537.80 and 95,626.80 is: 143,440.20
Step by Step Solution
- Step 1: Write the proportion equation
135,025.20 : 202,537.80 = 95,626.80 : x - Step 2: Convert to fraction form
135,025.20/202,537.80 = 95,626.80/x - Step 3: Cross multiply
135,025.20x = 202,537.80 × 95,626.80 - Step 4: Simplify right side
135,025.20x = 19,368,041,693.04 - Step 5: Solve for x
x = 19,368,041,693.04/135,025.20 - Step 6: Final answer
x = 143,440.20
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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.