Finding the Fourth Proportional to 88,833.75, 133,271.69 and 26,505.87
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Solution
The fourth proportional to 88,833.75, 133,271.69 and 26,505.87 is: 39,765.09
Step by Step Solution
- Step 1: Write the proportion equation
88,833.75 : 133,271.69 = 26,505.87 : x - Step 2: Convert to fraction form
88,833.75/133,271.69 = 26,505.87/x - Step 3: Cross multiply
88,833.75x = 133,271.69 × 26,505.87 - Step 4: Simplify right side
88,833.75x = 3,532,481,957.29 - Step 5: Solve for x
x = 3,532,481,957.29/88,833.75 - Step 6: Final answer
x = 39,765.09
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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.