Finding the Fourth Proportional to 125,645.79, 188,198.04 and 58,986.03
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Solution
The fourth proportional to 125,645.79, 188,198.04 and 58,986.03 is: 88,351.99
Step by Step Solution
- Step 1: Write the proportion equation
125,645.79 : 188,198.04 = 58,986.03 : x - Step 2: Convert to fraction form
125,645.79/188,198.04 = 58,986.03/x - Step 3: Cross multiply
125,645.79x = 188,198.04 × 58,986.03 - Step 4: Simplify right side
125,645.79x = 11,101,056,160.32 - Step 5: Solve for x
x = 11,101,056,160.32/125,645.79 - Step 6: Final answer
x = 88,351.99
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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.