Finding the Fourth Proportional to 234,209.52, 351,370.26 and 76,438.26
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Solution
The fourth proportional to 234,209.52, 351,370.26 and 76,438.26 is: 114,675.66
Step by Step Solution
- Step 1: Write the proportion equation
234,209.52 : 351,370.26 = 76,438.26 : x - Step 2: Convert to fraction form
234,209.52/351,370.26 = 76,438.26/x - Step 3: Cross multiply
234,209.52x = 351,370.26 × 76,438.26 - Step 4: Simplify right side
234,209.52x = 26,858,131,290.15 - Step 5: Solve for x
x = 26,858,131,290.15/234,209.52 - Step 6: Final answer
x = 114,675.66
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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.