Finding the Fourth Proportional to 239,664.18, 330,737.64 and 132,234.15
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Solution
The fourth proportional to 239,664.18, 330,737.64 and 132,234.15 is: 182,483.72
Step by Step Solution
- Step 1: Write the proportion equation
239,664.18 : 330,737.64 = 132,234.15 : x - Step 2: Convert to fraction form
239,664.18/330,737.64 = 132,234.15/x - Step 3: Cross multiply
239,664.18x = 330,737.64 × 132,234.15 - Step 4: Simplify right side
239,664.18x = 43,734,810,698.41 - Step 5: Solve for x
x = 43,734,810,698.41/239,664.18 - Step 6: Final answer
x = 182,483.72
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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.