Finding the Fourth Proportional to 350,138.38, 525,163.83 and 97,437.82
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Solution
The fourth proportional to 350,138.38, 525,163.83 and 97,437.82 is: 146,144.56
Step by Step Solution
- Step 1: Write the proportion equation
350,138.38 : 525,163.83 = 97,437.82 : x - Step 2: Convert to fraction form
350,138.38/525,163.83 = 97,437.82/x - Step 3: Cross multiply
350,138.38x = 525,163.83 × 97,437.82 - Step 4: Simplify right side
350,138.38x = 51,170,818,738.05 - Step 5: Solve for x
x = 51,170,818,738.05/350,138.38 - Step 6: Final answer
x = 146,144.56
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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.