Finding the Fourth Proportional to 94,534.83, 141,727.32 and 47,124.09
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Solution
The fourth proportional to 94,534.83, 141,727.32 and 47,124.09 is: 70,648.79
Step by Step Solution
- Step 1: Write the proportion equation
94,534.83 : 141,727.32 = 47,124.09 : x - Step 2: Convert to fraction form
94,534.83/141,727.32 = 47,124.09/x - Step 3: Cross multiply
94,534.83x = 141,727.32 × 47,124.09 - Step 4: Simplify right side
94,534.83x = 6,678,770,983.14 - Step 5: Solve for x
x = 6,678,770,983.14/94,534.83 - Step 6: Final answer
x = 70,648.79
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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.