Finding the Fourth Proportional to 94,125.62, 141,207.63 and 31,794.74
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Solution
The fourth proportional to 94,125.62, 141,207.63 and 31,794.74 is: 47,698.60
Step by Step Solution
- Step 1: Write the proportion equation
94,125.62 : 141,207.63 = 31,794.74 : x - Step 2: Convert to fraction form
94,125.62/141,207.63 = 31,794.74/x - Step 3: Cross multiply
94,125.62x = 141,207.63 × 31,794.74 - Step 4: Simplify right side
94,125.62x = 4,489,659,881.87 - Step 5: Solve for x
x = 4,489,659,881.87/94,125.62 - Step 6: Final answer
x = 47,698.60
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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.