Finding the Fourth Proportional to 125,475.68, 173,157.68 and 68,115.45
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Solution
The fourth proportional to 125,475.68, 173,157.68 and 68,115.45 is: 94,000.00
Step by Step Solution
- Step 1: Write the proportion equation
125,475.68 : 173,157.68 = 68,115.45 : x - Step 2: Convert to fraction form
125,475.68/173,157.68 = 68,115.45/x - Step 3: Cross multiply
125,475.68x = 173,157.68 × 68,115.45 - Step 4: Simplify right side
125,475.68x = 11,794,713,294.16 - Step 5: Solve for x
x = 11,794,713,294.16/125,475.68 - Step 6: Final answer
x = 94,000.00
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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.