Finding the Fourth Proportional to 125,846.81, 173,629.50 and 71,390.00
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Solution
The fourth proportional to 125,846.81, 173,629.50 and 71,390.00 is: 98,496.02
Step by Step Solution
- Step 1: Write the proportion equation
125,846.81 : 173,629.50 = 71,390.00 : x - Step 2: Convert to fraction form
125,846.81/173,629.50 = 71,390.00/x - Step 3: Cross multiply
125,846.81x = 173,629.50 × 71,390.00 - Step 4: Simplify right side
125,846.81x = 12,395,409,136.85 - Step 5: Solve for x
x = 12,395,409,136.85/125,846.81 - Step 6: Final answer
x = 98,496.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.