Finding the Fourth Proportional to 140,793.92, 211,190.74 and 56,554.10
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Solution
The fourth proportional to 140,793.92, 211,190.74 and 56,554.10 is: 84,831.09
Step by Step Solution
- Step 1: Write the proportion equation
140,793.92 : 211,190.74 = 56,554.10 : x - Step 2: Convert to fraction form
140,793.92/211,190.74 = 56,554.10/x - Step 3: Cross multiply
140,793.92x = 211,190.74 × 56,554.10 - Step 4: Simplify right side
140,793.92x = 11,943,702,141.78 - Step 5: Solve for x
x = 11,943,702,141.78/140,793.92 - Step 6: Final answer
x = 84,831.09
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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.