Finding the Fourth Proportional to 164,318.19, 246,474.71 and 84,309.99
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Solution
The fourth proportional to 164,318.19, 246,474.71 and 84,309.99 is: 126,463.66
Step by Step Solution
- Step 1: Write the proportion equation
164,318.19 : 246,474.71 = 84,309.99 : x - Step 2: Convert to fraction form
164,318.19/246,474.71 = 84,309.99/x - Step 3: Cross multiply
164,318.19x = 246,474.71 × 84,309.99 - Step 4: Simplify right side
164,318.19x = 20,780,279,913.80 - Step 5: Solve for x
x = 20,780,279,913.80/164,318.19 - Step 6: Final answer
x = 126,463.66
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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.