Finding the Fourth Proportional to 73,561.75, 110,326.21 and 34,113.74
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Solution
The fourth proportional to 73,561.75, 110,326.21 and 34,113.74 is: 51,163.00
Step by Step Solution
- Step 1: Write the proportion equation
73,561.75 : 110,326.21 = 34,113.74 : x - Step 2: Convert to fraction form
73,561.75/110,326.21 = 34,113.74/x - Step 3: Cross multiply
73,561.75x = 110,326.21 × 34,113.74 - Step 4: Simplify right side
73,561.75x = 3,763,639,643.13 - Step 5: Solve for x
x = 3,763,639,643.13/73,561.75 - Step 6: Final answer
x = 51,163.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.