Finding the Fourth Proportional to 76,252.88, 114,394.60 and 26,334.80
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Solution
The fourth proportional to 76,252.88, 114,394.60 and 26,334.80 is: 39,507.48
Step by Step Solution
- Step 1: Write the proportion equation
76,252.88 : 114,394.60 = 26,334.80 : x - Step 2: Convert to fraction form
76,252.88/114,394.60 = 26,334.80/x - Step 3: Cross multiply
76,252.88x = 114,394.60 × 26,334.80 - Step 4: Simplify right side
76,252.88x = 3,012,558,912.08 - Step 5: Solve for x
x = 3,012,558,912.08/76,252.88 - Step 6: Final answer
x = 39,507.48
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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.