Finding the Fourth Proportional to 83,651.99, 125,317.58 and 51,968.03
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Solution
The fourth proportional to 83,651.99, 125,317.58 and 51,968.03 is: 77,852.39
Step by Step Solution
- Step 1: Write the proportion equation
83,651.99 : 125,317.58 = 51,968.03 : x - Step 2: Convert to fraction form
83,651.99/125,317.58 = 51,968.03/x - Step 3: Cross multiply
83,651.99x = 125,317.58 × 51,968.03 - Step 4: Simplify right side
83,651.99x = 6,512,507,497.13 - Step 5: Solve for x
x = 6,512,507,497.13/83,651.99 - Step 6: Final answer
x = 77,852.39
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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.