Finding the Fourth Proportional to 214,267.77, 321,398.08 and 52,163.53
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Solution
The fourth proportional to 214,267.77, 321,398.08 and 52,163.53 is: 78,244.42
Step by Step Solution
- Step 1: Write the proportion equation
214,267.77 : 321,398.08 = 52,163.53 : x - Step 2: Convert to fraction form
214,267.77/321,398.08 = 52,163.53/x - Step 3: Cross multiply
214,267.77x = 321,398.08 × 52,163.53 - Step 4: Simplify right side
214,267.77x = 16,765,257,454.12 - Step 5: Solve for x
x = 16,765,257,454.12/214,267.77 - Step 6: Final answer
x = 78,244.42
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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.