Finding the Fourth Proportional to 160,243.53, 240,295.17 and 76,027.70
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Solution
The fourth proportional to 160,243.53, 240,295.17 and 76,027.70 is: 114,008.28
Step by Step Solution
- Step 1: Write the proportion equation
160,243.53 : 240,295.17 = 76,027.70 : x - Step 2: Convert to fraction form
160,243.53/240,295.17 = 76,027.70/x - Step 3: Cross multiply
160,243.53x = 240,295.17 × 76,027.70 - Step 4: Simplify right side
160,243.53x = 18,269,089,696.95 - Step 5: Solve for x
x = 18,269,089,696.95/160,243.53 - Step 6: Final answer
x = 114,008.28
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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.