Finding the Fourth Proportional to 73,858.81, 101,924.62 and 40,324.81
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Solution
The fourth proportional to 73,858.81, 101,924.62 and 40,324.81 is: 55,647.94
Step by Step Solution
- Step 1: Write the proportion equation
73,858.81 : 101,924.62 = 40,324.81 : x - Step 2: Convert to fraction form
73,858.81/101,924.62 = 40,324.81/x - Step 3: Cross multiply
73,858.81x = 101,924.62 × 40,324.81 - Step 4: Simplify right side
73,858.81x = 4,110,090,935.82 - Step 5: Solve for x
x = 4,110,090,935.82/73,858.81 - Step 6: Final answer
x = 55,647.94
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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.