Finding the Fourth Proportional to 125,964.08, 188,956.16 and 41,720.84
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Solution
The fourth proportional to 125,964.08, 188,956.16 and 41,720.84 is: 62,584.59
Step by Step Solution
- Step 1: Write the proportion equation
125,964.08 : 188,956.16 = 41,720.84 : x - Step 2: Convert to fraction form
125,964.08/188,956.16 = 41,720.84/x - Step 3: Cross multiply
125,964.08x = 188,956.16 × 41,720.84 - Step 4: Simplify right side
125,964.08x = 7,883,409,718.37 - Step 5: Solve for x
x = 7,883,409,718.37/125,964.08 - Step 6: Final answer
x = 62,584.59
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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.