Finding the Fourth Proportional to 164,214.20, 246,029.70 and 153,716.60
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Solution
The fourth proportional to 164,214.20, 246,029.70 and 153,716.60 is: 230,301.94
Step by Step Solution
- Step 1: Write the proportion equation
164,214.20 : 246,029.70 = 153,716.60 : x - Step 2: Convert to fraction form
164,214.20/246,029.70 = 153,716.60/x - Step 3: Cross multiply
164,214.20x = 246,029.70 × 153,716.60 - Step 4: Simplify right side
164,214.20x = 37,818,848,983.02 - Step 5: Solve for x
x = 37,818,848,983.02/164,214.20 - Step 6: Final answer
x = 230,301.94
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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.