Finding the Fourth Proportional to 125,563.44, 173,276.64 and 68,973.60
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Solution
The fourth proportional to 125,563.44, 173,276.64 and 68,973.60 is: 95,183.07
Step by Step Solution
- Step 1: Write the proportion equation
125,563.44 : 173,276.64 = 68,973.60 : x - Step 2: Convert to fraction form
125,563.44/173,276.64 = 68,973.60/x - Step 3: Cross multiply
125,563.44x = 173,276.64 × 68,973.60 - Step 4: Simplify right side
125,563.44x = 11,951,513,656.70 - Step 5: Solve for x
x = 11,951,513,656.70/125,563.44 - Step 6: Final answer
x = 95,183.07
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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.