Finding the Fourth Proportional to 73,330.99, 101,196.68 and 39,796.99
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Solution
The fourth proportional to 73,330.99, 101,196.68 and 39,796.99 is: 54,919.80
Step by Step Solution
- Step 1: Write the proportion equation
73,330.99 : 101,196.68 = 39,796.99 : x - Step 2: Convert to fraction form
73,330.99/101,196.68 = 39,796.99/x - Step 3: Cross multiply
73,330.99x = 101,196.68 × 39,796.99 - Step 4: Simplify right side
73,330.99x = 4,027,322,810.02 - Step 5: Solve for x
x = 4,027,322,810.02/73,330.99 - Step 6: Final answer
x = 54,919.80
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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.