Finding the Fourth Proportional to 120,884.18, 181,326.06 and 32,137.70
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Solution
The fourth proportional to 120,884.18, 181,326.06 and 32,137.70 is: 48,206.49
Step by Step Solution
- Step 1: Write the proportion equation
120,884.18 : 181,326.06 = 32,137.70 : x - Step 2: Convert to fraction form
120,884.18/181,326.06 = 32,137.70/x - Step 3: Cross multiply
120,884.18x = 181,326.06 × 32,137.70 - Step 4: Simplify right side
120,884.18x = 5,827,401,611.83 - Step 5: Solve for x
x = 5,827,401,611.83/120,884.18 - Step 6: Final answer
x = 48,206.49
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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.