Finding the Fourth Proportional to 234,211.52, 351,373.26 and 76,440.26
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Solution
The fourth proportional to 234,211.52, 351,373.26 and 76,440.26 is: 114,678.66
Step by Step Solution
- Step 1: Write the proportion equation
234,211.52 : 351,373.26 = 76,440.26 : x - Step 2: Convert to fraction form
234,211.52/351,373.26 = 76,440.26/x - Step 3: Cross multiply
234,211.52x = 351,373.26 × 76,440.26 - Step 4: Simplify right side
234,211.52x = 26,859,063,351.45 - Step 5: Solve for x
x = 26,859,063,351.45/234,211.52 - Step 6: Final answer
x = 114,678.66
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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.