Finding the Fourth Proportional to 145,034.65, 217,562.46 and 60,709.99
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Solution
The fourth proportional to 145,034.65, 217,562.46 and 60,709.99 is: 91,069.37
Step by Step Solution
- Step 1: Write the proportion equation
145,034.65 : 217,562.46 = 60,709.99 : x - Step 2: Convert to fraction form
145,034.65/217,562.46 = 60,709.99/x - Step 3: Cross multiply
145,034.65x = 217,562.46 × 60,709.99 - Step 4: Simplify right side
145,034.65x = 13,208,214,770.98 - Step 5: Solve for x
x = 13,208,214,770.98/145,034.65 - Step 6: Final answer
x = 91,069.37
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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.