Finding the Fourth Proportional to 125,625.04, 188,465.28 and 69,546.96
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Solution
The fourth proportional to 125,625.04, 188,465.28 and 69,546.96 is: 104,335.79
Step by Step Solution
- Step 1: Write the proportion equation
125,625.04 : 188,465.28 = 69,546.96 : x - Step 2: Convert to fraction form
125,625.04/188,465.28 = 69,546.96/x - Step 3: Cross multiply
125,625.04x = 188,465.28 × 69,546.96 - Step 4: Simplify right side
125,625.04x = 13,107,187,289.55 - Step 5: Solve for x
x = 13,107,187,289.55/125,625.04 - Step 6: Final answer
x = 104,335.79
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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.