Finding the Fourth Proportional to 237,169.44, 355,780.80 and 79,408.80
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Solution
The fourth proportional to 237,169.44, 355,780.80 and 79,408.80 is: 119,122.12
Step by Step Solution
- Step 1: Write the proportion equation
237,169.44 : 355,780.80 = 79,408.80 : x - Step 2: Convert to fraction form
237,169.44/355,780.80 = 79,408.80/x - Step 3: Cross multiply
237,169.44x = 355,780.80 × 79,408.80 - Step 4: Simplify right side
237,169.44x = 28,252,126,391.04 - Step 5: Solve for x
x = 28,252,126,391.04/237,169.44 - Step 6: Final answer
x = 119,122.12
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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.