Finding the Fourth Proportional to 214,167.08, 321,223.38 and 56,407.88
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Solution
The fourth proportional to 214,167.08, 321,223.38 and 56,407.88 is: 84,604.65
Step by Step Solution
- Step 1: Write the proportion equation
214,167.08 : 321,223.38 = 56,407.88 : x - Step 2: Convert to fraction form
214,167.08/321,223.38 = 56,407.88/x - Step 3: Cross multiply
214,167.08x = 321,223.38 × 56,407.88 - Step 4: Simplify right side
214,167.08x = 18,119,529,872.23 - Step 5: Solve for x
x = 18,119,529,872.23/214,167.08 - Step 6: Final answer
x = 84,604.65
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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.