Finding the Fourth Proportional to 164,639.79, 246,960.90 and 46,323.09
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Solution
The fourth proportional to 164,639.79, 246,960.90 and 46,323.09 is: 69,484.98
Step by Step Solution
- Step 1: Write the proportion equation
164,639.79 : 246,960.90 = 46,323.09 : x - Step 2: Convert to fraction form
164,639.79/246,960.90 = 46,323.09/x - Step 3: Cross multiply
164,639.79x = 246,960.90 × 46,323.09 - Step 4: Simplify right side
164,639.79x = 11,439,991,997.18 - Step 5: Solve for x
x = 11,439,991,997.18/164,639.79 - Step 6: Final answer
x = 69,484.98
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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.