Finding the Fourth Proportional to 75,202.97, 103,741.26 and 50,995.74
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Solution
The fourth proportional to 75,202.97, 103,741.26 and 50,995.74 is: 70,347.79
Step by Step Solution
- Step 1: Write the proportion equation
75,202.97 : 103,741.26 = 50,995.74 : x - Step 2: Convert to fraction form
75,202.97/103,741.26 = 50,995.74/x - Step 3: Cross multiply
75,202.97x = 103,741.26 × 50,995.74 - Step 4: Simplify right side
75,202.97x = 5,290,362,322.23 - Step 5: Solve for x
x = 5,290,362,322.23/75,202.97 - Step 6: Final answer
x = 70,347.79
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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.