Finding the Fourth Proportional to 214,797.92, 296,361.60 and 134,307.68
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Solution
The fourth proportional to 214,797.92, 296,361.60 and 134,307.68 is: 185,307.38
Step by Step Solution
- Step 1: Write the proportion equation
214,797.92 : 296,361.60 = 134,307.68 : x - Step 2: Convert to fraction form
214,797.92/296,361.60 = 134,307.68/x - Step 3: Cross multiply
214,797.92x = 296,361.60 × 134,307.68 - Step 4: Simplify right side
214,797.92x = 39,803,638,937.09 - Step 5: Solve for x
x = 39,803,638,937.09/214,797.92 - Step 6: Final answer
x = 185,307.38
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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.