Finding the Fourth Proportional to 125,850.18, 173,673.15 and 69,261.60
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Solution
The fourth proportional to 125,850.18, 173,673.15 and 69,261.60 is: 95,580.95
Step by Step Solution
- Step 1: Write the proportion equation
125,850.18 : 173,673.15 = 69,261.60 : x - Step 2: Convert to fraction form
125,850.18/173,673.15 = 69,261.60/x - Step 3: Cross multiply
125,850.18x = 173,673.15 × 69,261.60 - Step 4: Simplify right side
125,850.18x = 12,028,880,246.04 - Step 5: Solve for x
x = 12,028,880,246.04/125,850.18 - Step 6: Final answer
x = 95,580.95
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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.