Finding the Fourth Proportional to 71,366.06, 106,937.92 and 26,968.60
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Solution
The fourth proportional to 71,366.06, 106,937.92 and 26,968.60 is: 40,410.88
Step by Step Solution
- Step 1: Write the proportion equation
71,366.06 : 106,937.92 = 26,968.60 : x - Step 2: Convert to fraction form
71,366.06/106,937.92 = 26,968.60/x - Step 3: Cross multiply
71,366.06x = 106,937.92 × 26,968.60 - Step 4: Simplify right side
71,366.06x = 2,883,965,555.17 - Step 5: Solve for x
x = 2,883,965,555.17/71,366.06 - Step 6: Final answer
x = 40,410.88
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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.