Finding the Fourth Proportional to 127,374.99, 190,771.12 and 60,861.87
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Solution
The fourth proportional to 127,374.99, 190,771.12 and 60,861.87 is: 91,153.59
Step by Step Solution
- Step 1: Write the proportion equation
127,374.99 : 190,771.12 = 60,861.87 : x - Step 2: Convert to fraction form
127,374.99/190,771.12 = 60,861.87/x - Step 3: Cross multiply
127,374.99x = 190,771.12 × 60,861.87 - Step 4: Simplify right side
127,374.99x = 11,610,687,105.19 - Step 5: Solve for x
x = 11,610,687,105.19/127,374.99 - Step 6: Final answer
x = 91,153.59
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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.