Finding the Fourth Proportional to 71,200.96, 106,801.44 and 26,837.68
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Solution
The fourth proportional to 71,200.96, 106,801.44 and 26,837.68 is: 40,256.52
Step by Step Solution
- Step 1: Write the proportion equation
71,200.96 : 106,801.44 = 26,837.68 : x - Step 2: Convert to fraction form
71,200.96/106,801.44 = 26,837.68/x - Step 3: Cross multiply
71,200.96x = 106,801.44 × 26,837.68 - Step 4: Simplify right side
71,200.96x = 2,866,302,870.26 - Step 5: Solve for x
x = 2,866,302,870.26/71,200.96 - Step 6: Final answer
x = 40,256.52
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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.