Finding the Fourth Proportional to 84,044.70, 115,993.35 and 48,245.94
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Solution
The fourth proportional to 84,044.70, 115,993.35 and 48,245.94 is: 66,586.09
Step by Step Solution
- Step 1: Write the proportion equation
84,044.70 : 115,993.35 = 48,245.94 : x - Step 2: Convert to fraction form
84,044.70/115,993.35 = 48,245.94/x - Step 3: Cross multiply
84,044.70x = 115,993.35 × 48,245.94 - Step 4: Simplify right side
84,044.70x = 5,596,208,204.50 - Step 5: Solve for x
x = 5,596,208,204.50/84,044.70 - Step 6: Final answer
x = 66,586.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.