Finding the Fourth Proportional to 125,796.68, 173,599.08 and 75,495.68
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Solution
The fourth proportional to 125,796.68, 173,599.08 and 75,495.68 is: 104,183.84
Step by Step Solution
- Step 1: Write the proportion equation
125,796.68 : 173,599.08 = 75,495.68 : x - Step 2: Convert to fraction form
125,796.68/173,599.08 = 75,495.68/x - Step 3: Cross multiply
125,796.68x = 173,599.08 × 75,495.68 - Step 4: Simplify right side
125,796.68x = 13,105,980,591.97 - Step 5: Solve for x
x = 13,105,980,591.97/125,796.68 - Step 6: Final answer
x = 104,183.84
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1.5x scale
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.