Finding the Fourth Proportional to 88,975.49, 133,463.23 and 29,811.26
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Solution
The fourth proportional to 88,975.49, 133,463.23 and 29,811.26 is: 44,716.89
Step by Step Solution
- Step 1: Write the proportion equation
88,975.49 : 133,463.23 = 29,811.26 : x - Step 2: Convert to fraction form
88,975.49/133,463.23 = 29,811.26/x - Step 3: Cross multiply
88,975.49x = 133,463.23 × 29,811.26 - Step 4: Simplify right side
88,975.49x = 3,978,707,309.10 - Step 5: Solve for x
x = 3,978,707,309.10/88,975.49 - Step 6: Final answer
x = 44,716.89
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1.5x scale
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.