Finding the Fourth Proportional to 91,035.66, 125,629.74 and 50,751.96
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Solution
The fourth proportional to 91,035.66, 125,629.74 and 50,751.96 is: 70,038.00
Step by Step Solution
- Step 1: Write the proportion equation
91,035.66 : 125,629.74 = 50,751.96 : x - Step 2: Convert to fraction form
91,035.66/125,629.74 = 50,751.96/x - Step 3: Cross multiply
91,035.66x = 125,629.74 × 50,751.96 - Step 4: Simplify right side
91,035.66x = 6,375,955,539.29 - Step 5: Solve for x
x = 6,375,955,539.29/91,035.66 - Step 6: Final answer
x = 70,038.00
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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.