Finding the Fourth Proportional to 135,295.62, 202,886.34 and 40,539.26
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Solution
The fourth proportional to 135,295.62, 202,886.34 and 40,539.26 is: 60,791.78
Step by Step Solution
- Step 1: Write the proportion equation
135,295.62 : 202,886.34 = 40,539.26 : x - Step 2: Convert to fraction form
135,295.62/202,886.34 = 40,539.26/x - Step 3: Cross multiply
135,295.62x = 202,886.34 × 40,539.26 - Step 4: Simplify right side
135,295.62x = 8,224,862,087.71 - Step 5: Solve for x
x = 8,224,862,087.71/135,295.62 - Step 6: Final answer
x = 60,791.78
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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.