Finding the Fourth Proportional to 311,737.07, 467,566.72 and 124,750.19
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Solution
The fourth proportional to 311,737.07, 467,566.72 and 124,750.19 is: 187,109.72
Step by Step Solution
- Step 1: Write the proportion equation
311,737.07 : 467,566.72 = 124,750.19 : x - Step 2: Convert to fraction form
311,737.07/467,566.72 = 124,750.19/x - Step 3: Cross multiply
311,737.07x = 467,566.72 × 124,750.19 - Step 4: Simplify right side
311,737.07x = 58,329,037,157.68 - Step 5: Solve for x
x = 58,329,037,157.68/311,737.07 - Step 6: Final answer
x = 187,109.72
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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.