Finding the Fourth Proportional to 73,634.73, 101,619.99 and 43,437.75
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Solution
The fourth proportional to 73,634.73, 101,619.99 and 43,437.75 is: 59,946.49
Step by Step Solution
- Step 1: Write the proportion equation
73,634.73 : 101,619.99 = 43,437.75 : x - Step 2: Convert to fraction form
73,634.73/101,619.99 = 43,437.75/x - Step 3: Cross multiply
73,634.73x = 101,619.99 × 43,437.75 - Step 4: Simplify right side
73,634.73x = 4,414,143,720.62 - Step 5: Solve for x
x = 4,414,143,720.62/73,634.73 - Step 6: Final answer
x = 59,946.49
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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.