Finding the Fourth Proportional to 125,376.57, 187,846.34 and 104,451.08
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Solution
The fourth proportional to 125,376.57, 187,846.34 and 104,451.08 is: 156,494.56
Step by Step Solution
- Step 1: Write the proportion equation
125,376.57 : 187,846.34 = 104,451.08 : x - Step 2: Convert to fraction form
125,376.57/187,846.34 = 104,451.08/x - Step 3: Cross multiply
125,376.57x = 187,846.34 × 104,451.08 - Step 4: Simplify right side
125,376.57x = 19,620,751,625.56 - Step 5: Solve for x
x = 19,620,751,625.56/125,376.57 - Step 6: Final answer
x = 156,494.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.