Finding the Fourth Proportional to 214,720.74, 296,310.15 and 119,221.74
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Solution
The fourth proportional to 214,720.74, 296,310.15 and 119,221.74 is: 164,523.52
Step by Step Solution
- Step 1: Write the proportion equation
214,720.74 : 296,310.15 = 119,221.74 : x - Step 2: Convert to fraction form
214,720.74/296,310.15 = 119,221.74/x - Step 3: Cross multiply
214,720.74x = 296,310.15 × 119,221.74 - Step 4: Simplify right side
214,720.74x = 35,326,611,662.66 - Step 5: Solve for x
x = 35,326,611,662.66/214,720.74 - Step 6: Final answer
x = 164,523.52
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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.