Finding the Fourth Proportional to 173,716.20, 260,574.30 and 122,977.80
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Solution
The fourth proportional to 173,716.20, 260,574.30 and 122,977.80 is: 184,466.70
Step by Step Solution
- Step 1: Write the proportion equation
173,716.20 : 260,574.30 = 122,977.80 : x - Step 2: Convert to fraction form
173,716.20/260,574.30 = 122,977.80/x - Step 3: Cross multiply
173,716.20x = 260,574.30 × 122,977.80 - Step 4: Simplify right side
173,716.20x = 32,044,854,150.54 - Step 5: Solve for x
x = 32,044,854,150.54/173,716.20 - Step 6: Final answer
x = 184,466.70
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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.