Finding the Fourth Proportional to 75,973.74, 104,843.19 and 41,984.52
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Solution
The fourth proportional to 75,973.74, 104,843.19 and 41,984.52 is: 57,938.32
Step by Step Solution
- Step 1: Write the proportion equation
75,973.74 : 104,843.19 = 41,984.52 : x - Step 2: Convert to fraction form
75,973.74/104,843.19 = 41,984.52/x - Step 3: Cross multiply
75,973.74x = 104,843.19 × 41,984.52 - Step 4: Simplify right side
75,973.74x = 4,401,791,007.42 - Step 5: Solve for x
x = 4,401,791,007.42/75,973.74 - Step 6: Final answer
x = 57,938.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.