Finding the Fourth Proportional to 164,434.34, 246,658.40 and 52,112.09
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Solution
The fourth proportional to 164,434.34, 246,658.40 and 52,112.09 is: 78,170.32
Step by Step Solution
- Step 1: Write the proportion equation
164,434.34 : 246,658.40 = 52,112.09 : x - Step 2: Convert to fraction form
164,434.34/246,658.40 = 52,112.09/x - Step 3: Cross multiply
164,434.34x = 246,658.40 × 52,112.09 - Step 4: Simplify right side
164,434.34x = 12,853,884,740.06 - Step 5: Solve for x
x = 12,853,884,740.06/164,434.34 - Step 6: Final answer
x = 78,170.32
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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.