Finding the Fourth Proportional to 107,048.24, 160,484.64 and 40,450.48
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Solution
The fourth proportional to 107,048.24, 160,484.64 and 40,450.48 is: 60,642.57
Step by Step Solution
- Step 1: Write the proportion equation
107,048.24 : 160,484.64 = 40,450.48 : x - Step 2: Convert to fraction form
107,048.24/160,484.64 = 40,450.48/x - Step 3: Cross multiply
107,048.24x = 160,484.64 × 40,450.48 - Step 4: Simplify right side
107,048.24x = 6,491,680,720.63 - Step 5: Solve for x
x = 6,491,680,720.63/107,048.24 - Step 6: Final answer
x = 60,642.57
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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.