Finding the Fourth Proportional to 104,969.68, 157,515.48 and 44,175.44
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Solution
The fourth proportional to 104,969.68, 157,515.48 and 44,175.44 is: 66,288.81
Step by Step Solution
- Step 1: Write the proportion equation
104,969.68 : 157,515.48 = 44,175.44 : x - Step 2: Convert to fraction form
104,969.68/157,515.48 = 44,175.44/x - Step 3: Cross multiply
104,969.68x = 157,515.48 × 44,175.44 - Step 4: Simplify right side
104,969.68x = 6,958,315,635.81 - Step 5: Solve for x
x = 6,958,315,635.81/104,969.68 - Step 6: Final answer
x = 66,288.81
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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.