Finding the Fourth Proportional to 125,534.84, 173,241.05 and 68,176.31
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Solution
The fourth proportional to 125,534.84, 173,241.05 and 68,176.31 is: 94,084.92
Step by Step Solution
- Step 1: Write the proportion equation
125,534.84 : 173,241.05 = 68,176.31 : x - Step 2: Convert to fraction form
125,534.84/173,241.05 = 68,176.31/x - Step 3: Cross multiply
125,534.84x = 173,241.05 × 68,176.31 - Step 4: Simplify right side
125,534.84x = 11,810,934,322.44 - Step 5: Solve for x
x = 11,810,934,322.44/125,534.84 - Step 6: Final answer
x = 94,084.92
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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.