Finding the Fourth Proportional to 100,300.24, 149,405.36 and 94,975.44
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Solution
The fourth proportional to 100,300.24, 149,405.36 and 94,975.44 is: 141,473.64
Step by Step Solution
- Step 1: Write the proportion equation
100,300.24 : 149,405.36 = 94,975.44 : x - Step 2: Convert to fraction form
100,300.24/149,405.36 = 94,975.44/x - Step 3: Cross multiply
100,300.24x = 149,405.36 × 94,975.44 - Step 4: Simplify right side
100,300.24x = 14,189,839,804.36 - Step 5: Solve for x
x = 14,189,839,804.36/100,300.24 - Step 6: Final answer
x = 141,473.64
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.