Finding the Fourth Proportional to 119,371.73, 179,059.55 and 40,487.99
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Solution
The fourth proportional to 119,371.73, 179,059.55 and 40,487.99 is: 60,732.64
Step by Step Solution
- Step 1: Write the proportion equation
119,371.73 : 179,059.55 = 40,487.99 : x - Step 2: Convert to fraction form
119,371.73/179,059.55 = 40,487.99/x - Step 3: Cross multiply
119,371.73x = 179,059.55 × 40,487.99 - Step 4: Simplify right side
119,371.73x = 7,249,760,172.07 - Step 5: Solve for x
x = 7,249,760,172.07/119,371.73 - Step 6: Final answer
x = 60,732.64
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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.