Finding the Fourth Proportional to 125,766.30, 173,558.59 and 68,406.09
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Solution
The fourth proportional to 125,766.30, 173,558.59 and 68,406.09 is: 94,401.00
Step by Step Solution
- Step 1: Write the proportion equation
125,766.30 : 173,558.59 = 68,406.09 : x - Step 2: Convert to fraction form
125,766.30/173,558.59 = 68,406.09/x - Step 3: Cross multiply
125,766.30x = 173,558.59 × 68,406.09 - Step 4: Simplify right side
125,766.30x = 11,872,464,527.81 - Step 5: Solve for x
x = 11,872,464,527.81/125,766.30 - Step 6: Final answer
x = 94,401.00
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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.