Finding the Fourth Proportional to 214,115.37, 295,491.58 and 117,319.40
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Solution
The fourth proportional to 214,115.37, 295,491.58 and 117,319.40 is: 161,907.55
Step by Step Solution
- Step 1: Write the proportion equation
214,115.37 : 295,491.58 = 117,319.40 : x - Step 2: Convert to fraction form
214,115.37/295,491.58 = 117,319.40/x - Step 3: Cross multiply
214,115.37x = 295,491.58 × 117,319.40 - Step 4: Simplify right side
214,115.37x = 34,666,894,207.99 - Step 5: Solve for x
x = 34,666,894,207.99/214,115.37 - Step 6: Final answer
x = 161,907.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.