Finding the Fourth Proportional to 157,234.80, 235,889.09 and 44,916.62
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Solution
The fourth proportional to 157,234.80, 235,889.09 and 44,916.62 is: 67,385.47
Step by Step Solution
- Step 1: Write the proportion equation
157,234.80 : 235,889.09 = 44,916.62 : x - Step 2: Convert to fraction form
157,234.80/235,889.09 = 44,916.62/x - Step 3: Cross multiply
157,234.80x = 235,889.09 × 44,916.62 - Step 4: Simplify right side
157,234.80x = 10,595,340,393.09 - Step 5: Solve for x
x = 10,595,340,393.09/157,234.80 - Step 6: Final answer
x = 67,385.47
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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.