Finding the Fourth Proportional to 175,699.38, 263,273.11 and 135,816.09
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Solution
The fourth proportional to 175,699.38, 263,273.11 and 135,816.09 is: 203,510.82
Step by Step Solution
- Step 1: Write the proportion equation
175,699.38 : 263,273.11 = 135,816.09 : x - Step 2: Convert to fraction form
175,699.38/263,273.11 = 135,816.09/x - Step 3: Cross multiply
175,699.38x = 263,273.11 × 135,816.09 - Step 4: Simplify right side
175,699.38x = 35,756,724,402.34 - Step 5: Solve for x
x = 35,756,724,402.34/175,699.38 - Step 6: Final answer
x = 203,510.82
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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.