Finding the Fourth Proportional to 125,475.93, 173,157.08 and 68,890.95
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Solution
The fourth proportional to 125,475.93, 173,157.08 and 68,890.95 is: 95,069.67
Step by Step Solution
- Step 1: Write the proportion equation
125,475.93 : 173,157.08 = 68,890.95 : x - Step 2: Convert to fraction form
125,475.93/173,157.08 = 68,890.95/x - Step 3: Cross multiply
125,475.93x = 173,157.08 × 68,890.95 - Step 4: Simplify right side
125,475.93x = 11,928,955,395.97 - Step 5: Solve for x
x = 11,928,955,395.97/125,475.93 - Step 6: Final answer
x = 95,069.67
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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.