Finding the Fourth Proportional to 206,507.46, 285,270.62 and 159,366.68
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Solution
The fourth proportional to 206,507.46, 285,270.62 and 159,366.68 is: 220,150.07
Step by Step Solution
- Step 1: Write the proportion equation
206,507.46 : 285,270.62 = 159,366.68 : x - Step 2: Convert to fraction form
206,507.46/285,270.62 = 159,366.68/x - Step 3: Cross multiply
206,507.46x = 285,270.62 × 159,366.68 - Step 4: Simplify right side
206,507.46x = 45,462,631,610.94 - Step 5: Solve for x
x = 45,462,631,610.94/206,507.46 - Step 6: Final answer
x = 220,150.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.