Finding the Fourth Proportional to 195,405.76, 292,805.99 and 135,550.65
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Solution
The fourth proportional to 195,405.76, 292,805.99 and 135,550.65 is: 203,116.02
Step by Step Solution
- Step 1: Write the proportion equation
195,405.76 : 292,805.99 = 135,550.65 : x - Step 2: Convert to fraction form
195,405.76/292,805.99 = 135,550.65/x - Step 3: Cross multiply
195,405.76x = 292,805.99 × 135,550.65 - Step 4: Simplify right side
195,405.76x = 39,690,040,804.36 - Step 5: Solve for x
x = 39,690,040,804.36/195,405.76 - Step 6: Final answer
x = 203,116.02
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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.